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Finding the Fourth Proportional to 541,248.01, 811,783.83 and 181,578.04

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Solution

The fourth proportional to 541,248.01, 811,783.83 and 181,578.04 is: 272,337.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,248.01 : 811,783.83 = 181,578.04 : x
  2. Step 2: Convert to fraction form
    541,248.01/811,783.83 = 181,578.04/x
  3. Step 3: Cross multiply
    541,248.01x = 811,783.83 × 181,578.04
  4. Step 4: Simplify right side
    541,248.01x = 147,402,116,755.09
  5. Step 5: Solve for x
    x = 147,402,116,755.09/541,248.01
  6. Step 6: Final answer
    x = 272,337.48

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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.