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Finding the Fourth Proportional to 593,508.80, 890,263.20 and 534,411.20

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Solution

The fourth proportional to 593,508.80, 890,263.20 and 534,411.20 is: 801,616.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,508.80 : 890,263.20 = 534,411.20 : x
  2. Step 2: Convert to fraction form
    593,508.80/890,263.20 = 534,411.20/x
  3. Step 3: Cross multiply
    593,508.80x = 890,263.20 × 534,411.20
  4. Step 4: Simplify right side
    593,508.80x = 475,766,625,027.84
  5. Step 5: Solve for x
    x = 475,766,625,027.84/593,508.80
  6. Step 6: Final answer
    x = 801,616.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.