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Finding the Fourth Proportional to 497,195.64, 745,793.01 and 123,218.64

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Solution

The fourth proportional to 497,195.64, 745,793.01 and 123,218.64 is: 184,827.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,195.64 : 745,793.01 = 123,218.64 : x
  2. Step 2: Convert to fraction form
    497,195.64/745,793.01 = 123,218.64/x
  3. Step 3: Cross multiply
    497,195.64x = 745,793.01 × 123,218.64
  4. Step 4: Simplify right side
    497,195.64x = 91,895,600,413.71
  5. Step 5: Solve for x
    x = 91,895,600,413.71/497,195.64
  6. Step 6: Final answer
    x = 184,827.85

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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.