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Finding the Fourth Proportional to 209,244.20, 313,866.30 and 183,000.20

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Solution

The fourth proportional to 209,244.20, 313,866.30 and 183,000.20 is: 274,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,244.20 : 313,866.30 = 183,000.20 : x
  2. Step 2: Convert to fraction form
    209,244.20/313,866.30 = 183,000.20/x
  3. Step 3: Cross multiply
    209,244.20x = 313,866.30 × 183,000.20
  4. Step 4: Simplify right side
    209,244.20x = 57,437,595,673.26
  5. Step 5: Solve for x
    x = 57,437,595,673.26/209,244.20
  6. Step 6: Final answer
    x = 274,500.30

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Similar ratio
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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.