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Finding the Fourth Proportional to 352,566.59, 529,106.68 and 127,945.11

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Solution

The fourth proportional to 352,566.59, 529,106.68 and 127,945.11 is: 192,010.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,566.59 : 529,106.68 = 127,945.11 : x
  2. Step 2: Convert to fraction form
    352,566.59/529,106.68 = 127,945.11/x
  3. Step 3: Cross multiply
    352,566.59x = 529,106.68 × 127,945.11
  4. Step 4: Simplify right side
    352,566.59x = 67,696,612,374.33
  5. Step 5: Solve for x
    x = 67,696,612,374.33/352,566.59
  6. Step 6: Final answer
    x = 192,010.85

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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.