Home / 906,114.60-1,359,171.90-607,516.20

Finding the Fourth Proportional to 906,114.60, 1,359,171.90 and 607,516.20

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Solution

The fourth proportional to 906,114.60, 1,359,171.90 and 607,516.20 is: 911,274.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,114.60 : 1,359,171.90 = 607,516.20 : x
  2. Step 2: Convert to fraction form
    906,114.60/1,359,171.90 = 607,516.20/x
  3. Step 3: Cross multiply
    906,114.60x = 1,359,171.90 × 607,516.20
  4. Step 4: Simplify right side
    906,114.60x = 825,718,947,834.78
  5. Step 5: Solve for x
    x = 825,718,947,834.78/906,114.60
  6. Step 6: Final answer
    x = 911,274.30

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Double scale
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Similar ratio
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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.