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Finding the Fourth Proportional to 267,304.40, 401,064.60 and 117,573.20

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Solution

The fourth proportional to 267,304.40, 401,064.60 and 117,573.20 is: 176,407.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,304.40 : 401,064.60 = 117,573.20 : x
  2. Step 2: Convert to fraction form
    267,304.40/401,064.60 = 117,573.20/x
  3. Step 3: Cross multiply
    267,304.40x = 401,064.60 × 117,573.20
  4. Step 4: Simplify right side
    267,304.40x = 47,154,448,428.72
  5. Step 5: Solve for x
    x = 47,154,448,428.72/267,304.40
  6. Step 6: Final answer
    x = 176,407.30

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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.