Home / 925,449.12-1,277,112.60-517,551.60

Finding the Fourth Proportional to 925,449.12, 1,277,112.60 and 517,551.60

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Solution

The fourth proportional to 925,449.12, 1,277,112.60 and 517,551.60 is: 714,217.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,449.12 : 1,277,112.60 = 517,551.60 : x
  2. Step 2: Convert to fraction form
    925,449.12/1,277,112.60 = 517,551.60/x
  3. Step 3: Cross multiply
    925,449.12x = 1,277,112.60 × 517,551.60
  4. Step 4: Simplify right side
    925,449.12x = 660,971,669,510.16
  5. Step 5: Solve for x
    x = 660,971,669,510.16/925,449.12
  6. Step 6: Final answer
    x = 714,217.19

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Double scale
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1.5x scale

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.