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Finding the Fourth Proportional to 598,217.67, 825,073.56 and 383,377.59

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Solution

The fourth proportional to 598,217.67, 825,073.56 and 383,377.59 is: 528,761.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,217.67 : 825,073.56 = 383,377.59 : x
  2. Step 2: Convert to fraction form
    598,217.67/825,073.56 = 383,377.59/x
  3. Step 3: Cross multiply
    598,217.67x = 825,073.56 × 383,377.59
  4. Step 4: Simplify right side
    598,217.67x = 316,314,713,005.52
  5. Step 5: Solve for x
    x = 316,314,713,005.52/598,217.67
  6. Step 6: Final answer
    x = 528,761.90

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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.