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Finding the Fourth Proportional to 376,587.34, 519,688.52 and 204,503.80

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Solution

The fourth proportional to 376,587.34, 519,688.52 and 204,503.80 is: 282,214.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,587.34 : 519,688.52 = 204,503.80 : x
  2. Step 2: Convert to fraction form
    376,587.34/519,688.52 = 204,503.80/x
  3. Step 3: Cross multiply
    376,587.34x = 519,688.52 × 204,503.80
  4. Step 4: Simplify right side
    376,587.34x = 106,278,277,156.38
  5. Step 5: Solve for x
    x = 106,278,277,156.38/376,587.34
  6. Step 6: Final answer
    x = 282,214.15

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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.