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Finding the Fourth Proportional to 482,762.89, 666,220.04 and 267,916.87

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Solution

The fourth proportional to 482,762.89, 666,220.04 and 267,916.87 is: 369,729.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,762.89 : 666,220.04 = 267,916.87 : x
  2. Step 2: Convert to fraction form
    482,762.89/666,220.04 = 267,916.87/x
  3. Step 3: Cross multiply
    482,762.89x = 666,220.04 × 267,916.87
  4. Step 4: Simplify right side
    482,762.89x = 178,491,587,848.08
  5. Step 5: Solve for x
    x = 178,491,587,848.08/482,762.89
  6. Step 6: Final answer
    x = 369,729.31

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1.5x scale

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.