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Finding the Fourth Proportional to 529,886.52, 794,829.98 and 130,535.06

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Solution

The fourth proportional to 529,886.52, 794,829.98 and 130,535.06 is: 195,802.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,886.52 : 794,829.98 = 130,535.06 : x
  2. Step 2: Convert to fraction form
    529,886.52/794,829.98 = 130,535.06/x
  3. Step 3: Cross multiply
    529,886.52x = 794,829.98 × 130,535.06
  4. Step 4: Simplify right side
    529,886.52x = 103,753,175,481.29
  5. Step 5: Solve for x
    x = 103,753,175,481.29/529,886.52
  6. Step 6: Final answer
    x = 195,802.63

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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.