Home / 726,864.03-1,002,964.68-436,414.23

Finding the Fourth Proportional to 726,864.03, 1,002,964.68 and 436,414.23

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Solution

The fourth proportional to 726,864.03, 1,002,964.68 and 436,414.23 is: 602,186.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,864.03 : 1,002,964.68 = 436,414.23 : x
  2. Step 2: Convert to fraction form
    726,864.03/1,002,964.68 = 436,414.23/x
  3. Step 3: Cross multiply
    726,864.03x = 1,002,964.68 × 436,414.23
  4. Step 4: Simplify right side
    726,864.03x = 437,708,058,539.40
  5. Step 5: Solve for x
    x = 437,708,058,539.40/726,864.03
  6. Step 6: Final answer
    x = 602,186.98

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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.