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Finding the Fourth Proportional to 592,693.80, 886,416.30 and 498,215.40

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Solution

The fourth proportional to 592,693.80, 886,416.30 and 498,215.40 is: 745,117.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,693.80 : 886,416.30 = 498,215.40 : x
  2. Step 2: Convert to fraction form
    592,693.80/886,416.30 = 498,215.40/x
  3. Step 3: Cross multiply
    592,693.80x = 886,416.30 × 498,215.40
  4. Step 4: Simplify right side
    592,693.80x = 441,626,251,471.02
  5. Step 5: Solve for x
    x = 441,626,251,471.02/592,693.80
  6. Step 6: Final answer
    x = 745,117.04

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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.