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Finding the Fourth Proportional to 199,140.60, 298,710.90 and 183,934.20

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Solution

The fourth proportional to 199,140.60, 298,710.90 and 183,934.20 is: 275,901.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,140.60 : 298,710.90 = 183,934.20 : x
  2. Step 2: Convert to fraction form
    199,140.60/298,710.90 = 183,934.20/x
  3. Step 3: Cross multiply
    199,140.60x = 298,710.90 × 183,934.20
  4. Step 4: Simplify right side
    199,140.60x = 54,943,150,422.78
  5. Step 5: Solve for x
    x = 54,943,150,422.78/199,140.60
  6. Step 6: Final answer
    x = 275,901.30

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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.