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Finding the Fourth Proportional to 214,997.76, 296,726.84 and 154,767.76

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Solution

The fourth proportional to 214,997.76, 296,726.84 and 154,767.76 is: 213,601.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,997.76 : 296,726.84 = 154,767.76 : x
  2. Step 2: Convert to fraction form
    214,997.76/296,726.84 = 154,767.76/x
  3. Step 3: Cross multiply
    214,997.76x = 296,726.84 × 154,767.76
  4. Step 4: Simplify right side
    214,997.76x = 45,923,748,358.68
  5. Step 5: Solve for x
    x = 45,923,748,358.68/214,997.76
  6. Step 6: Final answer
    x = 213,601.06

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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.