Home / 738,165.68-1,012,024.40-724,713.20

Finding the Fourth Proportional to 738,165.68, 1,012,024.40 and 724,713.20

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Solution

The fourth proportional to 738,165.68, 1,012,024.40 and 724,713.20 is: 993,581.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,165.68 : 1,012,024.40 = 724,713.20 : x
  2. Step 2: Convert to fraction form
    738,165.68/1,012,024.40 = 724,713.20/x
  3. Step 3: Cross multiply
    738,165.68x = 1,012,024.40 × 724,713.20
  4. Step 4: Simplify right side
    738,165.68x = 733,427,441,402.08
  5. Step 5: Solve for x
    x = 733,427,441,402.08/738,165.68
  6. Step 6: Final answer
    x = 993,581.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.