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Finding the Fourth Proportional to 359,309.73, 537,843.55 and 264,646.81

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Solution

The fourth proportional to 359,309.73, 537,843.55 and 264,646.81 is: 396,144.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,309.73 : 537,843.55 = 264,646.81 : x
  2. Step 2: Convert to fraction form
    359,309.73/537,843.55 = 264,646.81/x
  3. Step 3: Cross multiply
    359,309.73x = 537,843.55 × 264,646.81
  4. Step 4: Simplify right side
    359,309.73x = 142,338,577,097.36
  5. Step 5: Solve for x
    x = 142,338,577,097.36/359,309.73
  6. Step 6: Final answer
    x = 396,144.51

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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.