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Finding the Fourth Proportional to 304,769.60, 456,117.60 and 267,444.80

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Solution

The fourth proportional to 304,769.60, 456,117.60 and 267,444.80 is: 400,257.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,769.60 : 456,117.60 = 267,444.80 : x
  2. Step 2: Convert to fraction form
    304,769.60/456,117.60 = 267,444.80/x
  3. Step 3: Cross multiply
    304,769.60x = 456,117.60 × 267,444.80
  4. Step 4: Simplify right side
    304,769.60x = 121,986,280,308.48
  5. Step 5: Solve for x
    x = 121,986,280,308.48/304,769.60
  6. Step 6: Final answer
    x = 400,257.38

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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.