Home / 738,251.60-1,107,377.40-724,254.80

Finding the Fourth Proportional to 738,251.60, 1,107,377.40 and 724,254.80

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Solution

The fourth proportional to 738,251.60, 1,107,377.40 and 724,254.80 is: 1,086,382.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,251.60 : 1,107,377.40 = 724,254.80 : x
  2. Step 2: Convert to fraction form
    738,251.60/1,107,377.40 = 724,254.80/x
  3. Step 3: Cross multiply
    738,251.60x = 1,107,377.40 × 724,254.80
  4. Step 4: Simplify right side
    738,251.60x = 802,023,397,361.52
  5. Step 5: Solve for x
    x = 802,023,397,361.52/738,251.60
  6. Step 6: Final answer
    x = 1,086,382.20

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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.