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Finding the Fourth Proportional to 180,624.78, 270,990.63 and 62,308.08

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Solution

The fourth proportional to 180,624.78, 270,990.63 and 62,308.08 is: 93,480.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,624.78 : 270,990.63 = 62,308.08 : x
  2. Step 2: Convert to fraction form
    180,624.78/270,990.63 = 62,308.08/x
  3. Step 3: Cross multiply
    180,624.78x = 270,990.63 × 62,308.08
  4. Step 4: Simplify right side
    180,624.78x = 16,884,905,853.29
  5. Step 5: Solve for x
    x = 16,884,905,853.29/180,624.78
  6. Step 6: Final answer
    x = 93,480.56

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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.