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Finding the Fourth Proportional to 635,846.48, 953,917.36 and 186,549.20

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Solution

The fourth proportional to 635,846.48, 953,917.36 and 186,549.20 is: 279,867.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,846.48 : 953,917.36 = 186,549.20 : x
  2. Step 2: Convert to fraction form
    635,846.48/953,917.36 = 186,549.20/x
  3. Step 3: Cross multiply
    635,846.48x = 953,917.36 × 186,549.20
  4. Step 4: Simplify right side
    635,846.48x = 177,952,520,374.11
  5. Step 5: Solve for x
    x = 177,952,520,374.11/635,846.48
  6. Step 6: Final answer
    x = 279,867.12

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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.