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Finding the Fourth Proportional to 376,657.34, 519,706.24 and 223,747.08

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Solution

The fourth proportional to 376,657.34, 519,706.24 and 223,747.08 is: 308,722.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,657.34 : 519,706.24 = 223,747.08 : x
  2. Step 2: Convert to fraction form
    376,657.34/519,706.24 = 223,747.08/x
  3. Step 3: Cross multiply
    376,657.34x = 519,706.24 × 223,747.08
  4. Step 4: Simplify right side
    376,657.34x = 116,282,753,657.78
  5. Step 5: Solve for x
    x = 116,282,753,657.78/376,657.34
  6. Step 6: Final answer
    x = 308,722.92

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1.5x scale

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.