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Finding the Fourth Proportional to 582,454.42, 803,654.13 and 327,712.66

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Solution

The fourth proportional to 582,454.42, 803,654.13 and 327,712.66 is: 452,168.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,454.42 : 803,654.13 = 327,712.66 : x
  2. Step 2: Convert to fraction form
    582,454.42/803,654.13 = 327,712.66/x
  3. Step 3: Cross multiply
    582,454.42x = 803,654.13 × 327,712.66
  4. Step 4: Simplify right side
    582,454.42x = 263,367,632,662.29
  5. Step 5: Solve for x
    x = 263,367,632,662.29/582,454.42
  6. Step 6: Final answer
    x = 452,168.66

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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.