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Finding the Fourth Proportional to 541,094.31, 811,752.17 and 186,062.20

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Solution

The fourth proportional to 541,094.31, 811,752.17 and 186,062.20 is: 279,131.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,094.31 : 811,752.17 = 186,062.20 : x
  2. Step 2: Convert to fraction form
    541,094.31/811,752.17 = 186,062.20/x
  3. Step 3: Cross multiply
    541,094.31x = 811,752.17 × 186,062.20
  4. Step 4: Simplify right side
    541,094.31x = 151,036,391,645.28
  5. Step 5: Solve for x
    x = 151,036,391,645.28/541,094.31
  6. Step 6: Final answer
    x = 279,131.36

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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.