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Finding the Fourth Proportional to 496,231.40, 744,565.80 and 229,854.80

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Solution

The fourth proportional to 496,231.40, 744,565.80 and 229,854.80 is: 344,883.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,231.40 : 744,565.80 = 229,854.80 : x
  2. Step 2: Convert to fraction form
    496,231.40/744,565.80 = 229,854.80/x
  3. Step 3: Cross multiply
    496,231.40x = 744,565.80 × 229,854.80
  4. Step 4: Simplify right side
    496,231.40x = 171,142,023,045.84
  5. Step 5: Solve for x
    x = 171,142,023,045.84/496,231.40
  6. Step 6: Final answer
    x = 344,883.50

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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.