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Finding the Fourth Proportional to 199,577.85, 299,512.58 and 132,995.85

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Solution

The fourth proportional to 199,577.85, 299,512.58 and 132,995.85 is: 199,590.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,577.85 : 299,512.58 = 132,995.85 : x
  2. Step 2: Convert to fraction form
    199,577.85/299,512.58 = 132,995.85/x
  3. Step 3: Cross multiply
    199,577.85x = 299,512.58 × 132,995.85
  4. Step 4: Simplify right side
    199,577.85x = 39,833,929,497.81
  5. Step 5: Solve for x
    x = 39,833,929,497.81/199,577.85
  6. Step 6: Final answer
    x = 199,590.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.