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Finding the Fourth Proportional to 348,357.52, 481,005.12 and 267,657.04

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Solution

The fourth proportional to 348,357.52, 481,005.12 and 267,657.04 is: 369,575.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,357.52 : 481,005.12 = 267,657.04 : x
  2. Step 2: Convert to fraction form
    348,357.52/481,005.12 = 267,657.04/x
  3. Step 3: Cross multiply
    348,357.52x = 481,005.12 × 267,657.04
  4. Step 4: Simplify right side
    348,357.52x = 128,744,406,644.05
  5. Step 5: Solve for x
    x = 128,744,406,644.05/348,357.52
  6. Step 6: Final answer
    x = 369,575.51

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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.