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Finding the Fourth Proportional to 359,051.04, 538,576.56 and 109,730.88

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Solution

The fourth proportional to 359,051.04, 538,576.56 and 109,730.88 is: 164,596.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,051.04 : 538,576.56 = 109,730.88 : x
  2. Step 2: Convert to fraction form
    359,051.04/538,576.56 = 109,730.88/x
  3. Step 3: Cross multiply
    359,051.04x = 538,576.56 × 109,730.88
  4. Step 4: Simplify right side
    359,051.04x = 59,098,479,876.17
  5. Step 5: Solve for x
    x = 59,098,479,876.17/359,051.04
  6. Step 6: Final answer
    x = 164,596.32

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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.