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Finding the Fourth Proportional to 592,856.80, 886,660.80 and 498,378.40

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Solution

The fourth proportional to 592,856.80, 886,660.80 and 498,378.40 is: 745,361.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,856.80 : 886,660.80 = 498,378.40 : x
  2. Step 2: Convert to fraction form
    592,856.80/886,660.80 = 498,378.40/x
  3. Step 3: Cross multiply
    592,856.80x = 886,660.80 × 498,378.40
  4. Step 4: Simplify right side
    592,856.80x = 441,892,590,846.72
  5. Step 5: Solve for x
    x = 441,892,590,846.72/592,856.80
  6. Step 6: Final answer
    x = 745,361.43

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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.