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Finding the Fourth Proportional to 297,065.54, 409,944.84 and 168,001.76

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Solution

The fourth proportional to 297,065.54, 409,944.84 and 168,001.76 is: 231,839.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,065.54 : 409,944.84 = 168,001.76 : x
  2. Step 2: Convert to fraction form
    297,065.54/409,944.84 = 168,001.76/x
  3. Step 3: Cross multiply
    297,065.54x = 409,944.84 × 168,001.76
  4. Step 4: Simplify right side
    297,065.54x = 68,871,454,622.92
  5. Step 5: Solve for x
    x = 68,871,454,622.92/297,065.54
  6. Step 6: Final answer
    x = 231,839.26

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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.