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Finding the Fourth Proportional to 567,918.54, 851,877 and 147,194.82

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Solution

The fourth proportional to 567,918.54, 851,877 and 147,194.82 is: 220,792.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,918.54 : 851,877 = 147,194.82 : x
  2. Step 2: Convert to fraction form
    567,918.54/851,877 = 147,194.82/x
  3. Step 3: Cross multiply
    567,918.54x = 851,877 × 147,194.82
  4. Step 4: Simplify right side
    567,918.54x = 125,391,881,677.14
  5. Step 5: Solve for x
    x = 125,391,881,677.14/567,918.54
  6. Step 6: Final answer
    x = 220,792.02

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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.