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Finding the Fourth Proportional to 482,175.16, 665,417.50 and 267,335.22

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Solution

The fourth proportional to 482,175.16, 665,417.50 and 267,335.22 is: 368,931.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,175.16 : 665,417.50 = 267,335.22 : x
  2. Step 2: Convert to fraction form
    482,175.16/665,417.50 = 267,335.22/x
  3. Step 3: Cross multiply
    482,175.16x = 665,417.50 × 267,335.22
  4. Step 4: Simplify right side
    482,175.16x = 177,889,533,754.35
  5. Step 5: Solve for x
    x = 177,889,533,754.35/482,175.16
  6. Step 6: Final answer
    x = 368,931.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.