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Finding the Fourth Proportional to 587,004.78, 880,901.82 and 207,924.24

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Solution

The fourth proportional to 587,004.78, 880,901.82 and 207,924.24 is: 312,026.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,004.78 : 880,901.82 = 207,924.24 : x
  2. Step 2: Convert to fraction form
    587,004.78/880,901.82 = 207,924.24/x
  3. Step 3: Cross multiply
    587,004.78x = 880,901.82 × 207,924.24
  4. Step 4: Simplify right side
    587,004.78x = 183,160,841,438.12
  5. Step 5: Solve for x
    x = 183,160,841,438.12/587,004.78
  6. Step 6: Final answer
    x = 312,026.15

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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.