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Finding the Fourth Proportional to 621,549.96, 932,330.34 and 200,825.88

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Solution

The fourth proportional to 621,549.96, 932,330.34 and 200,825.88 is: 301,240.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,549.96 : 932,330.34 = 200,825.88 : x
  2. Step 2: Convert to fraction form
    621,549.96/932,330.34 = 200,825.88/x
  3. Step 3: Cross multiply
    621,549.96x = 932,330.34 × 200,825.88
  4. Step 4: Simplify right side
    621,549.96x = 187,236,060,981.20
  5. Step 5: Solve for x
    x = 187,236,060,981.20/621,549.96
  6. Step 6: Final answer
    x = 301,240.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.