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Finding the Fourth Proportional to 565,934.14, 781,311.91 and 375,205.87

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Solution

The fourth proportional to 565,934.14, 781,311.91 and 375,205.87 is: 517,998.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,934.14 : 781,311.91 = 375,205.87 : x
  2. Step 2: Convert to fraction form
    565,934.14/781,311.91 = 375,205.87/x
  3. Step 3: Cross multiply
    565,934.14x = 781,311.91 × 375,205.87
  4. Step 4: Simplify right side
    565,934.14x = 293,152,811,026.35
  5. Step 5: Solve for x
    x = 293,152,811,026.35/565,934.14
  6. Step 6: Final answer
    x = 517,998.11

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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.