Home / 769,098.54-1,061,349.72-424,933.39

Finding the Fourth Proportional to 769,098.54, 1,061,349.72 and 424,933.39

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Solution

The fourth proportional to 769,098.54, 1,061,349.72 and 424,933.39 is: 586,404.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,098.54 : 1,061,349.72 = 424,933.39 : x
  2. Step 2: Convert to fraction form
    769,098.54/1,061,349.72 = 424,933.39/x
  3. Step 3: Cross multiply
    769,098.54x = 1,061,349.72 × 424,933.39
  4. Step 4: Simplify right side
    769,098.54x = 451,002,934,228.34
  5. Step 5: Solve for x
    x = 451,002,934,228.34/769,098.54
  6. Step 6: Final answer
    x = 586,404.61

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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.