Home / 769,098.15-1,061,349.21-424,933.01

Finding the Fourth Proportional to 769,098.15, 1,061,349.21 and 424,933.01

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Solution

The fourth proportional to 769,098.15, 1,061,349.21 and 424,933.01 is: 586,404.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,098.15 : 1,061,349.21 = 424,933.01 : x
  2. Step 2: Convert to fraction form
    769,098.15/1,061,349.21 = 424,933.01/x
  3. Step 3: Cross multiply
    769,098.15x = 1,061,349.21 × 424,933.01
  4. Step 4: Simplify right side
    769,098.15x = 451,002,309,159.68
  5. Step 5: Solve for x
    x = 451,002,309,159.68/769,098.15
  6. Step 6: Final answer
    x = 586,404.10

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1.5x scale

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.