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Finding the Fourth Proportional to 353,600.04, 487,968.02 and 192,456.24

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Solution

The fourth proportional to 353,600.04, 487,968.02 and 192,456.24 is: 265,589.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,600.04 : 487,968.02 = 192,456.24 : x
  2. Step 2: Convert to fraction form
    353,600.04/487,968.02 = 192,456.24/x
  3. Step 3: Cross multiply
    353,600.04x = 487,968.02 × 192,456.24
  4. Step 4: Simplify right side
    353,600.04x = 93,912,489,407.16
  5. Step 5: Solve for x
    x = 93,912,489,407.16/353,600.04
  6. Step 6: Final answer
    x = 265,589.59

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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.