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Finding the Fourth Proportional to 254,460.80, 381,691.20 and 241,630.40

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Solution

The fourth proportional to 254,460.80, 381,691.20 and 241,630.40 is: 362,445.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,460.80 : 381,691.20 = 241,630.40 : x
  2. Step 2: Convert to fraction form
    254,460.80/381,691.20 = 241,630.40/x
  3. Step 3: Cross multiply
    254,460.80x = 381,691.20 × 241,630.40
  4. Step 4: Simplify right side
    254,460.80x = 92,228,197,332.48
  5. Step 5: Solve for x
    x = 92,228,197,332.48/254,460.80
  6. Step 6: Final answer
    x = 362,445.60

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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.