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Finding the Fourth Proportional to 359,798.37, 539,599.01 and 135,141.44

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Solution

The fourth proportional to 359,798.37, 539,599.01 and 135,141.44 is: 202,675.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,798.37 : 539,599.01 = 135,141.44 : x
  2. Step 2: Convert to fraction form
    359,798.37/539,599.01 = 135,141.44/x
  3. Step 3: Cross multiply
    359,798.37x = 539,599.01 × 135,141.44
  4. Step 4: Simplify right side
    359,798.37x = 72,922,183,860.27
  5. Step 5: Solve for x
    x = 72,922,183,860.27/359,798.37
  6. Step 6: Final answer
    x = 202,675.14

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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.