Home / 701,072.40-1,051,608.60-433,966.80

Finding the Fourth Proportional to 701,072.40, 1,051,608.60 and 433,966.80

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Solution

The fourth proportional to 701,072.40, 1,051,608.60 and 433,966.80 is: 650,950.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,072.40 : 1,051,608.60 = 433,966.80 : x
  2. Step 2: Convert to fraction form
    701,072.40/1,051,608.60 = 433,966.80/x
  3. Step 3: Cross multiply
    701,072.40x = 1,051,608.60 × 433,966.80
  4. Step 4: Simplify right side
    701,072.40x = 456,363,218,994.48
  5. Step 5: Solve for x
    x = 456,363,218,994.48/701,072.40
  6. Step 6: Final answer
    x = 650,950.20

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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.