Home / 754,352.55-1,132,272.42-554,110.83

Finding the Fourth Proportional to 754,352.55, 1,132,272.42 and 554,110.83

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Solution

The fourth proportional to 754,352.55, 1,132,272.42 and 554,110.83 is: 831,712.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,352.55 : 1,132,272.42 = 554,110.83 : x
  2. Step 2: Convert to fraction form
    754,352.55/1,132,272.42 = 554,110.83/x
  3. Step 3: Cross multiply
    754,352.55x = 1,132,272.42 × 554,110.83
  4. Step 4: Simplify right side
    754,352.55x = 627,404,410,432.31
  5. Step 5: Solve for x
    x = 627,404,410,432.31/754,352.55
  6. Step 6: Final answer
    x = 831,712.45

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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.