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Finding the Fourth Proportional to 244,000.81, 336,717.80 and 136,570.82

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Solution

The fourth proportional to 244,000.81, 336,717.80 and 136,570.82 is: 188,465.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,000.81 : 336,717.80 = 136,570.82 : x
  2. Step 2: Convert to fraction form
    244,000.81/336,717.80 = 136,570.82/x
  3. Step 3: Cross multiply
    244,000.81x = 336,717.80 × 136,570.82
  4. Step 4: Simplify right side
    244,000.81x = 45,985,826,213.54
  5. Step 5: Solve for x
    x = 45,985,826,213.54/244,000.81
  6. Step 6: Final answer
    x = 188,465.88

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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.