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Finding the Fourth Proportional to 359,572.93, 538,980.24 and 119,622.74

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Solution

The fourth proportional to 359,572.93, 538,980.24 and 119,622.74 is: 179,307.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,572.93 : 538,980.24 = 119,622.74 : x
  2. Step 2: Convert to fraction form
    359,572.93/538,980.24 = 119,622.74/x
  3. Step 3: Cross multiply
    359,572.93x = 538,980.24 × 119,622.74
  4. Step 4: Simplify right side
    359,572.93x = 64,474,293,114.66
  5. Step 5: Solve for x
    x = 64,474,293,114.66/359,572.93
  6. Step 6: Final answer
    x = 179,307.97

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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.