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Finding the Fourth Proportional to 554,945.89, 832,384.68 and 341,754.43

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Solution

The fourth proportional to 554,945.89, 832,384.68 and 341,754.43 is: 512,610.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,945.89 : 832,384.68 = 341,754.43 : x
  2. Step 2: Convert to fraction form
    554,945.89/832,384.68 = 341,754.43/x
  3. Step 3: Cross multiply
    554,945.89x = 832,384.68 × 341,754.43
  4. Step 4: Simplify right side
    554,945.89x = 284,471,151,854.13
  5. Step 5: Solve for x
    x = 284,471,151,854.13/554,945.89
  6. Step 6: Final answer
    x = 512,610.61

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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.