Home / 725,263.20-1,087,894.60-226,627.20

Finding the Fourth Proportional to 725,263.20, 1,087,894.60 and 226,627.20

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Solution

The fourth proportional to 725,263.20, 1,087,894.60 and 226,627.20 is: 339,940.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,263.20 : 1,087,894.60 = 226,627.20 : x
  2. Step 2: Convert to fraction form
    725,263.20/1,087,894.60 = 226,627.20/x
  3. Step 3: Cross multiply
    725,263.20x = 1,087,894.60 × 226,627.20
  4. Step 4: Simplify right side
    725,263.20x = 246,546,506,526.55
  5. Step 5: Solve for x
    x = 246,546,506,526.55/725,263.20
  6. Step 6: Final answer
    x = 339,940.74

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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.