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Finding the Fourth Proportional to 519,677.88, 717,150.04 and 293,332.92

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Solution

The fourth proportional to 519,677.88, 717,150.04 and 293,332.92 is: 404,796.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,677.88 : 717,150.04 = 293,332.92 : x
  2. Step 2: Convert to fraction form
    519,677.88/717,150.04 = 293,332.92/x
  3. Step 3: Cross multiply
    519,677.88x = 717,150.04 × 293,332.92
  4. Step 4: Simplify right side
    519,677.88x = 210,363,715,311.32
  5. Step 5: Solve for x
    x = 210,363,715,311.32/519,677.88
  6. Step 6: Final answer
    x = 404,796.36

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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.