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Finding the Fourth Proportional to 582,466.16, 803,670.36 and 327,724.40

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Solution

The fourth proportional to 582,466.16, 803,670.36 and 327,724.40 is: 452,184.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,466.16 : 803,670.36 = 327,724.40 : x
  2. Step 2: Convert to fraction form
    582,466.16/803,670.36 = 327,724.40/x
  3. Step 3: Cross multiply
    582,466.16x = 803,670.36 × 327,724.40
  4. Step 4: Simplify right side
    582,466.16x = 263,382,386,528.78
  5. Step 5: Solve for x
    x = 263,382,386,528.78/582,466.16
  6. Step 6: Final answer
    x = 452,184.87

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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.