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Finding the Fourth Proportional to 199,363.20, 299,044.80 and 183,616.80

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Solution

The fourth proportional to 199,363.20, 299,044.80 and 183,616.80 is: 275,425.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,363.20 : 299,044.80 = 183,616.80 : x
  2. Step 2: Convert to fraction form
    199,363.20/299,044.80 = 183,616.80/x
  3. Step 3: Cross multiply
    199,363.20x = 299,044.80 × 183,616.80
  4. Step 4: Simplify right side
    199,363.20x = 54,909,649,232.64
  5. Step 5: Solve for x
    x = 54,909,649,232.64/199,363.20
  6. Step 6: Final answer
    x = 275,425.20

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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.