Home / 754,707.54-1,132,258.14-281,397

Finding the Fourth Proportional to 754,707.54, 1,132,258.14 and 281,397

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Solution

The fourth proportional to 754,707.54, 1,132,258.14 and 281,397 is: 422,168.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,707.54 : 1,132,258.14 = 281,397 : x
  2. Step 2: Convert to fraction form
    754,707.54/1,132,258.14 = 281,397/x
  3. Step 3: Cross multiply
    754,707.54x = 1,132,258.14 × 281,397
  4. Step 4: Simplify right side
    754,707.54x = 318,614,043,821.58
  5. Step 5: Solve for x
    x = 318,614,043,821.58/754,707.54
  6. Step 6: Final answer
    x = 422,168.89

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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.