Home / 987,046.04-1,362,129.60-534,337.04

Finding the Fourth Proportional to 987,046.04, 1,362,129.60 and 534,337.04

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Solution

The fourth proportional to 987,046.04, 1,362,129.60 and 534,337.04 is: 737,388.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,046.04 : 1,362,129.60 = 534,337.04 : x
  2. Step 2: Convert to fraction form
    987,046.04/1,362,129.60 = 534,337.04/x
  3. Step 3: Cross multiply
    987,046.04x = 1,362,129.60 × 534,337.04
  4. Step 4: Simplify right side
    987,046.04x = 727,836,298,560.38
  5. Step 5: Solve for x
    x = 727,836,298,560.38/987,046.04
  6. Step 6: Final answer
    x = 737,388.40

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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.