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Finding the Fourth Proportional to 426,564, 588,658.32 and 247,727.52

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Solution

The fourth proportional to 426,564, 588,658.32 and 247,727.52 is: 341,863.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,564 : 588,658.32 = 247,727.52 : x
  2. Step 2: Convert to fraction form
    426,564/588,658.32 = 247,727.52/x
  3. Step 3: Cross multiply
    426,564x = 588,658.32 × 247,727.52
  4. Step 4: Simplify right side
    426,564x = 145,826,865,740.97
  5. Step 5: Solve for x
    x = 145,826,865,740.97/426,564
  6. Step 6: Final answer
    x = 341,863.98

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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.