Home / 681,747.60-941,702.04-553,166.58

Finding the Fourth Proportional to 681,747.60, 941,702.04 and 553,166.58

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Solution

The fourth proportional to 681,747.60, 941,702.04 and 553,166.58 is: 764,092.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,747.60 : 941,702.04 = 553,166.58 : x
  2. Step 2: Convert to fraction form
    681,747.60/941,702.04 = 553,166.58/x
  3. Step 3: Cross multiply
    681,747.60x = 941,702.04 × 553,166.58
  4. Step 4: Simplify right side
    681,747.60x = 520,918,096,845.82
  5. Step 5: Solve for x
    x = 520,918,096,845.82/681,747.60
  6. Step 6: Final answer
    x = 764,092.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.