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Finding the Fourth Proportional to 453,516.23, 625,878.24 and 259,956.14

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Solution

The fourth proportional to 453,516.23, 625,878.24 and 259,956.14 is: 358,754.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,516.23 : 625,878.24 = 259,956.14 : x
  2. Step 2: Convert to fraction form
    453,516.23/625,878.24 = 259,956.14/x
  3. Step 3: Cross multiply
    453,516.23x = 625,878.24 × 259,956.14
  4. Step 4: Simplify right side
    453,516.23x = 162,700,891,380.39
  5. Step 5: Solve for x
    x = 162,700,891,380.39/453,516.23
  6. Step 6: Final answer
    x = 358,754.29

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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.