Home / 914,793.30-1,372,189.95-616,194.90

Finding the Fourth Proportional to 914,793.30, 1,372,189.95 and 616,194.90

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Solution

The fourth proportional to 914,793.30, 1,372,189.95 and 616,194.90 is: 924,292.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,793.30 : 1,372,189.95 = 616,194.90 : x
  2. Step 2: Convert to fraction form
    914,793.30/1,372,189.95 = 616,194.90/x
  3. Step 3: Cross multiply
    914,793.30x = 1,372,189.95 × 616,194.90
  4. Step 4: Simplify right side
    914,793.30x = 845,536,449,021.26
  5. Step 5: Solve for x
    x = 845,536,449,021.26/914,793.30
  6. Step 6: Final answer
    x = 924,292.35

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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.