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Finding the Fourth Proportional to 363,571.04, 545,102.28 and 161,068.52

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Solution

The fourth proportional to 363,571.04, 545,102.28 and 161,068.52 is: 241,490.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,571.04 : 545,102.28 = 161,068.52 : x
  2. Step 2: Convert to fraction form
    363,571.04/545,102.28 = 161,068.52/x
  3. Step 3: Cross multiply
    363,571.04x = 545,102.28 × 161,068.52
  4. Step 4: Simplify right side
    363,571.04x = 87,798,817,488.23
  5. Step 5: Solve for x
    x = 87,798,817,488.23/363,571.04
  6. Step 6: Final answer
    x = 241,490.13

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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.