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Finding the Fourth Proportional to 274,096.20, 411,144.30 and 249,601.80

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Solution

The fourth proportional to 274,096.20, 411,144.30 and 249,601.80 is: 374,402.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,096.20 : 411,144.30 = 249,601.80 : x
  2. Step 2: Convert to fraction form
    274,096.20/411,144.30 = 249,601.80/x
  3. Step 3: Cross multiply
    274,096.20x = 411,144.30 × 249,601.80
  4. Step 4: Simplify right side
    274,096.20x = 102,622,357,339.74
  5. Step 5: Solve for x
    x = 102,622,357,339.74/274,096.20
  6. Step 6: Final answer
    x = 374,402.70

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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.