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Finding the Fourth Proportional to 582,703.30, 874,165.20 and 227,694.88

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Solution

The fourth proportional to 582,703.30, 874,165.20 and 227,694.88 is: 341,585.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,703.30 : 874,165.20 = 227,694.88 : x
  2. Step 2: Convert to fraction form
    582,703.30/874,165.20 = 227,694.88/x
  3. Step 3: Cross multiply
    582,703.30x = 874,165.20 × 227,694.88
  4. Step 4: Simplify right side
    582,703.30x = 199,042,940,314.18
  5. Step 5: Solve for x
    x = 199,042,940,314.18/582,703.30
  6. Step 6: Final answer
    x = 341,585.40

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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.