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Finding the Fourth Proportional to 541,886.70, 812,798.80 and 162,799.32

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Solution

The fourth proportional to 541,886.70, 812,798.80 and 162,799.32 is: 244,189.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,886.70 : 812,798.80 = 162,799.32 : x
  2. Step 2: Convert to fraction form
    541,886.70/812,798.80 = 162,799.32/x
  3. Step 3: Cross multiply
    541,886.70x = 812,798.80 × 162,799.32
  4. Step 4: Simplify right side
    541,886.70x = 132,323,091,936.82
  5. Step 5: Solve for x
    x = 132,323,091,936.82/541,886.70
  6. Step 6: Final answer
    x = 244,189.59

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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.