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Finding the Fourth Proportional to 371,523.42, 512,859.24 and 250,828.14

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Solution

The fourth proportional to 371,523.42, 512,859.24 and 250,828.14 is: 346,248.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,523.42 : 512,859.24 = 250,828.14 : x
  2. Step 2: Convert to fraction form
    371,523.42/512,859.24 = 250,828.14/x
  3. Step 3: Cross multiply
    371,523.42x = 512,859.24 × 250,828.14
  4. Step 4: Simplify right side
    371,523.42x = 128,639,529,251.01
  5. Step 5: Solve for x
    x = 128,639,529,251.01/371,523.42
  6. Step 6: Final answer
    x = 346,248.78

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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.