Home / 769,607.46-1,062,065.01-425,437.92

Finding the Fourth Proportional to 769,607.46, 1,062,065.01 and 425,437.92

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Solution

The fourth proportional to 769,607.46, 1,062,065.01 and 425,437.92 is: 587,108.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,607.46 : 1,062,065.01 = 425,437.92 : x
  2. Step 2: Convert to fraction form
    769,607.46/1,062,065.01 = 425,437.92/x
  3. Step 3: Cross multiply
    769,607.46x = 1,062,065.01 × 425,437.92
  4. Step 4: Simplify right side
    769,607.46x = 451,842,730,354.57
  5. Step 5: Solve for x
    x = 451,842,730,354.57/769,607.46
  6. Step 6: Final answer
    x = 587,108.04

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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.