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Finding the Fourth Proportional to 582,017.96, 803,176.55 and 327,368.54

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Solution

The fourth proportional to 582,017.96, 803,176.55 and 327,368.54 is: 451,763.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,017.96 : 803,176.55 = 327,368.54 : x
  2. Step 2: Convert to fraction form
    582,017.96/803,176.55 = 327,368.54/x
  3. Step 3: Cross multiply
    582,017.96x = 803,176.55 × 327,368.54
  4. Step 4: Simplify right side
    582,017.96x = 262,934,728,883.01
  5. Step 5: Solve for x
    x = 262,934,728,883.01/582,017.96
  6. Step 6: Final answer
    x = 451,763.95

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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.