Home / 754,269.50-1,132,147.82-554,027.78

Finding the Fourth Proportional to 754,269.50, 1,132,147.82 and 554,027.78

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Solution

The fourth proportional to 754,269.50, 1,132,147.82 and 554,027.78 is: 831,587.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,269.50 : 1,132,147.82 = 554,027.78 : x
  2. Step 2: Convert to fraction form
    754,269.50/1,132,147.82 = 554,027.78/x
  3. Step 3: Cross multiply
    754,269.50x = 1,132,147.82 × 554,027.78
  4. Step 4: Simplify right side
    754,269.50x = 627,241,343,346.44
  5. Step 5: Solve for x
    x = 627,241,343,346.44/754,269.50
  6. Step 6: Final answer
    x = 831,587.84

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Double scale
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1.5x scale

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.