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Finding the Fourth Proportional to 297,960.60, 410,783.13 and 202,301.22

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Solution

The fourth proportional to 297,960.60, 410,783.13 and 202,301.22 is: 278,902.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,960.60 : 410,783.13 = 202,301.22 : x
  2. Step 2: Convert to fraction form
    297,960.60/410,783.13 = 202,301.22/x
  3. Step 3: Cross multiply
    297,960.60x = 410,783.13 × 202,301.22
  4. Step 4: Simplify right side
    297,960.60x = 83,101,928,354.42
  5. Step 5: Solve for x
    x = 83,101,928,354.42/297,960.60
  6. Step 6: Final answer
    x = 278,902.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.