Home / 533,899.48-736,781.18-292,182.20

Finding the Fourth Proportional to 533,899.48, 736,781.18 and 292,182.20

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Solution

The fourth proportional to 533,899.48, 736,781.18 and 292,182.20 is: 403,211.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,899.48 : 736,781.18 = 292,182.20 : x
  2. Step 2: Convert to fraction form
    533,899.48/736,781.18 = 292,182.20/x
  3. Step 3: Cross multiply
    533,899.48x = 736,781.18 × 292,182.20
  4. Step 4: Simplify right side
    533,899.48x = 215,274,346,091.00
  5. Step 5: Solve for x
    x = 215,274,346,091.00/533,899.48
  6. Step 6: Final answer
    x = 403,211.38

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.