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Finding the Fourth Proportional to 592,858.80, 886,663.80 and 498,380.40

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Solution

The fourth proportional to 592,858.80, 886,663.80 and 498,380.40 is: 745,364.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,858.80 : 886,663.80 = 498,380.40 : x
  2. Step 2: Convert to fraction form
    592,858.80/886,663.80 = 498,380.40/x
  3. Step 3: Cross multiply
    592,858.80x = 886,663.80 × 498,380.40
  4. Step 4: Simplify right side
    592,858.80x = 441,895,859,309.52
  5. Step 5: Solve for x
    x = 441,895,859,309.52/592,858.80
  6. Step 6: Final answer
    x = 745,364.43

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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.