Home / 220,302.26-328,618.35-199,042.10

Finding the Fourth Proportional to 220,302.26, 328,618.35 and 199,042.10

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Solution

The fourth proportional to 220,302.26, 328,618.35 and 199,042.10 is: 296,905.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,302.26 : 328,618.35 = 199,042.10 : x
  2. Step 2: Convert to fraction form
    220,302.26/328,618.35 = 199,042.10/x
  3. Step 3: Cross multiply
    220,302.26x = 328,618.35 × 199,042.10
  4. Step 4: Simplify right side
    220,302.26x = 65,408,885,487.32
  5. Step 5: Solve for x
    x = 65,408,885,487.32/220,302.26
  6. Step 6: Final answer
    x = 296,905.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.