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Finding the Fourth Proportional to 650,216.88, 897,278.46 and 363,730.86

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Solution

The fourth proportional to 650,216.88, 897,278.46 and 363,730.86 is: 501,936.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,216.88 : 897,278.46 = 363,730.86 : x
  2. Step 2: Convert to fraction form
    650,216.88/897,278.46 = 363,730.86/x
  3. Step 3: Cross multiply
    650,216.88x = 897,278.46 × 363,730.86
  4. Step 4: Simplify right side
    650,216.88x = 326,367,865,915.28
  5. Step 5: Solve for x
    x = 326,367,865,915.28/650,216.88
  6. Step 6: Final answer
    x = 501,936.93

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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.