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Finding the Fourth Proportional to 359,675.20, 539,437.20 and 182,015.20

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Solution

The fourth proportional to 359,675.20, 539,437.20 and 182,015.20 is: 272,984.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,675.20 : 539,437.20 = 182,015.20 : x
  2. Step 2: Convert to fraction form
    359,675.20/539,437.20 = 182,015.20/x
  3. Step 3: Cross multiply
    359,675.20x = 539,437.20 × 182,015.20
  4. Step 4: Simplify right side
    359,675.20x = 98,185,769,845.44
  5. Step 5: Solve for x
    x = 98,185,769,845.44/359,675.20
  6. Step 6: Final answer
    x = 272,984.54

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1.5x scale

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.