Home / 749,440.20-1,034,252.10-409,908.46

Finding the Fourth Proportional to 749,440.20, 1,034,252.10 and 409,908.46

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Solution

The fourth proportional to 749,440.20, 1,034,252.10 and 409,908.46 is: 565,687.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,440.20 : 1,034,252.10 = 409,908.46 : x
  2. Step 2: Convert to fraction form
    749,440.20/1,034,252.10 = 409,908.46/x
  3. Step 3: Cross multiply
    749,440.20x = 1,034,252.10 × 409,908.46
  4. Step 4: Simplify right side
    749,440.20x = 423,948,685,562.77
  5. Step 5: Solve for x
    x = 423,948,685,562.77/749,440.20
  6. Step 6: Final answer
    x = 565,687.14

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