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Finding the Fourth Proportional to 267,672.60, 401,168.70 and 109,722.60

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Solution

The fourth proportional to 267,672.60, 401,168.70 and 109,722.60 is: 164,444.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,672.60 : 401,168.70 = 109,722.60 : x
  2. Step 2: Convert to fraction form
    267,672.60/401,168.70 = 109,722.60/x
  3. Step 3: Cross multiply
    267,672.60x = 401,168.70 × 109,722.60
  4. Step 4: Simplify right side
    267,672.60x = 44,017,272,802.62
  5. Step 5: Solve for x
    x = 44,017,272,802.62/267,672.60
  6. Step 6: Final answer
    x = 164,444.45

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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.