Home / 1,003,246.80-1,504,870.20-471,805.80

Finding the Fourth Proportional to 1,003,246.80, 1,504,870.20 and 471,805.80

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Solution

The fourth proportional to 1,003,246.80, 1,504,870.20 and 471,805.80 is: 707,708.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,246.80 : 1,504,870.20 = 471,805.80 : x
  2. Step 2: Convert to fraction form
    1,003,246.80/1,504,870.20 = 471,805.80/x
  3. Step 3: Cross multiply
    1,003,246.80x = 1,504,870.20 × 471,805.80
  4. Step 4: Simplify right side
    1,003,246.80x = 710,006,488,607.16
  5. Step 5: Solve for x
    x = 710,006,488,607.16/1,003,246.80
  6. Step 6: Final answer
    x = 707,708.70

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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.