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Finding the Fourth Proportional to 549,711.69, 824,555.85 and 150,352.48

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Solution

The fourth proportional to 549,711.69, 824,555.85 and 150,352.48 is: 225,525.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,711.69 : 824,555.85 = 150,352.48 : x
  2. Step 2: Convert to fraction form
    549,711.69/824,555.85 = 150,352.48/x
  3. Step 3: Cross multiply
    549,711.69x = 824,555.85 × 150,352.48
  4. Step 4: Simplify right side
    549,711.69x = 123,974,016,946.01
  5. Step 5: Solve for x
    x = 123,974,016,946.01/549,711.69
  6. Step 6: Final answer
    x = 225,525.53

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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.