Home / 741,387.38-1,023,082.10-435,495.12

Finding the Fourth Proportional to 741,387.38, 1,023,082.10 and 435,495.12

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Solution

The fourth proportional to 741,387.38, 1,023,082.10 and 435,495.12 is: 600,964.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,387.38 : 1,023,082.10 = 435,495.12 : x
  2. Step 2: Convert to fraction form
    741,387.38/1,023,082.10 = 435,495.12/x
  3. Step 3: Cross multiply
    741,387.38x = 1,023,082.10 × 435,495.12
  4. Step 4: Simplify right side
    741,387.38x = 445,547,261,909.35
  5. Step 5: Solve for x
    x = 445,547,261,909.35/741,387.38
  6. Step 6: Final answer
    x = 600,964.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.