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Finding the Fourth Proportional to 410,134.60, 614,934.60 and 368,144.20

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Solution

The fourth proportional to 410,134.60, 614,934.60 and 368,144.20 is: 551,976.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,134.60 : 614,934.60 = 368,144.20 : x
  2. Step 2: Convert to fraction form
    410,134.60/614,934.60 = 368,144.20/x
  3. Step 3: Cross multiply
    410,134.60x = 614,934.60 × 368,144.20
  4. Step 4: Simplify right side
    410,134.60x = 226,384,606,369.32
  5. Step 5: Solve for x
    x = 226,384,606,369.32/410,134.60
  6. Step 6: Final answer
    x = 551,976.37

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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.