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Finding the Fourth Proportional to 582,449.02, 803,805.51 and 327,816.70

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Solution

The fourth proportional to 582,449.02, 803,805.51 and 327,816.70 is: 452,401.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,449.02 : 803,805.51 = 327,816.70 : x
  2. Step 2: Convert to fraction form
    582,449.02/803,805.51 = 327,816.70/x
  3. Step 3: Cross multiply
    582,449.02x = 803,805.51 × 327,816.70
  4. Step 4: Simplify right side
    582,449.02x = 263,500,869,730.02
  5. Step 5: Solve for x
    x = 263,500,869,730.02/582,449.02
  6. Step 6: Final answer
    x = 452,401.60

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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.