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Finding the Fourth Proportional to 482,315.48, 665,594.08 and 267,450

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Solution

The fourth proportional to 482,315.48, 665,594.08 and 267,450 is: 369,080.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,315.48 : 665,594.08 = 267,450 : x
  2. Step 2: Convert to fraction form
    482,315.48/665,594.08 = 267,450/x
  3. Step 3: Cross multiply
    482,315.48x = 665,594.08 × 267,450
  4. Step 4: Simplify right side
    482,315.48x = 178,013,136,696
  5. Step 5: Solve for x
    x = 178,013,136,696/482,315.48
  6. Step 6: Final answer
    x = 369,080.29

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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.