Home / 280,191.60-417,569.70-271,225.44

Finding the Fourth Proportional to 280,191.60, 417,569.70 and 271,225.44

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Solution

The fourth proportional to 280,191.60, 417,569.70 and 271,225.44 is: 404,207.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,191.60 : 417,569.70 = 271,225.44 : x
  2. Step 2: Convert to fraction form
    280,191.60/417,569.70 = 271,225.44/x
  3. Step 3: Cross multiply
    280,191.60x = 417,569.70 × 271,225.44
  4. Step 4: Simplify right side
    280,191.60x = 113,255,525,613.17
  5. Step 5: Solve for x
    x = 113,255,525,613.17/280,191.60
  6. Step 6: Final answer
    x = 404,207.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.