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Finding the Fourth Proportional to 200,362.35, 276,500.54 and 108,482.64

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Solution

The fourth proportional to 200,362.35, 276,500.54 and 108,482.64 is: 149,706.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,362.35 : 276,500.54 = 108,482.64 : x
  2. Step 2: Convert to fraction form
    200,362.35/276,500.54 = 108,482.64/x
  3. Step 3: Cross multiply
    200,362.35x = 276,500.54 × 108,482.64
  4. Step 4: Simplify right side
    200,362.35x = 29,995,508,540.63
  5. Step 5: Solve for x
    x = 29,995,508,540.63/200,362.35
  6. Step 6: Final answer
    x = 149,706.31

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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.