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Finding the Fourth Proportional to 458,759.57, 632,832.87 and 426,285.36

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Solution

The fourth proportional to 458,759.57, 632,832.87 and 426,285.36 is: 588,036.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,759.57 : 632,832.87 = 426,285.36 : x
  2. Step 2: Convert to fraction form
    458,759.57/632,832.87 = 426,285.36/x
  3. Step 3: Cross multiply
    458,759.57x = 632,832.87 × 426,285.36
  4. Step 4: Simplify right side
    458,759.57x = 269,767,387,807.78
  5. Step 5: Solve for x
    x = 269,767,387,807.78/458,759.57
  6. Step 6: Final answer
    x = 588,036.54

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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.