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Finding the Fourth Proportional to 576,894.89, 865,339.00 and 235,337.13

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Solution

The fourth proportional to 576,894.89, 865,339.00 and 235,337.13 is: 353,004.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,894.89 : 865,339.00 = 235,337.13 : x
  2. Step 2: Convert to fraction form
    576,894.89/865,339.00 = 235,337.13/x
  3. Step 3: Cross multiply
    576,894.89x = 865,339.00 × 235,337.13
  4. Step 4: Simplify right side
    576,894.89x = 203,646,396,148.73
  5. Step 5: Solve for x
    x = 203,646,396,148.73/576,894.89
  6. Step 6: Final answer
    x = 353,004.33

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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.