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Finding the Fourth Proportional to 582,528.51, 803,859.39 and 327,896.10

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Solution

The fourth proportional to 582,528.51, 803,859.39 and 327,896.10 is: 452,479.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,528.51 : 803,859.39 = 327,896.10 : x
  2. Step 2: Convert to fraction form
    582,528.51/803,859.39 = 327,896.10/x
  3. Step 3: Cross multiply
    582,528.51x = 803,859.39 × 327,896.10
  4. Step 4: Simplify right side
    582,528.51x = 263,582,358,929.38
  5. Step 5: Solve for x
    x = 263,582,358,929.38/582,528.51
  6. Step 6: Final answer
    x = 452,479.76

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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.