Home / 635,025.10-876,331.56-348,549.97

Finding the Fourth Proportional to 635,025.10, 876,331.56 and 348,549.97

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Solution

The fourth proportional to 635,025.10, 876,331.56 and 348,549.97 is: 480,997.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,025.10 : 876,331.56 = 348,549.97 : x
  2. Step 2: Convert to fraction form
    635,025.10/876,331.56 = 348,549.97/x
  3. Step 3: Cross multiply
    635,025.10x = 876,331.56 × 348,549.97
  4. Step 4: Simplify right side
    635,025.10x = 305,445,338,948.05
  5. Step 5: Solve for x
    x = 305,445,338,948.05/635,025.10
  6. Step 6: Final answer
    x = 480,997.27

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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.