Home / 1,107,627.80-1,661,441.70-633,923.60

Finding the Fourth Proportional to 1,107,627.80, 1,661,441.70 and 633,923.60

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Solution

The fourth proportional to 1,107,627.80, 1,661,441.70 and 633,923.60 is: 950,885.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,627.80 : 1,661,441.70 = 633,923.60 : x
  2. Step 2: Convert to fraction form
    1,107,627.80/1,661,441.70 = 633,923.60/x
  3. Step 3: Cross multiply
    1,107,627.80x = 1,661,441.70 × 633,923.60
  4. Step 4: Simplify right side
    1,107,627.80x = 1,053,227,103,654.12
  5. Step 5: Solve for x
    x = 1,053,227,103,654.12/1,107,627.80
  6. Step 6: Final answer
    x = 950,885.40

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.