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Finding the Fourth Proportional to 272,596.68, 408,960.60 and 114,870.24

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Solution

The fourth proportional to 272,596.68, 408,960.60 and 114,870.24 is: 172,332.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,596.68 : 408,960.60 = 114,870.24 : x
  2. Step 2: Convert to fraction form
    272,596.68/408,960.60 = 114,870.24/x
  3. Step 3: Cross multiply
    272,596.68x = 408,960.60 × 114,870.24
  4. Step 4: Simplify right side
    272,596.68x = 46,977,402,272.54
  5. Step 5: Solve for x
    x = 46,977,402,272.54/272,596.68
  6. Step 6: Final answer
    x = 172,332.99

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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.