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Finding the Fourth Proportional to 235,337.20, 353,005.80 and 117,026.80

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Solution

The fourth proportional to 235,337.20, 353,005.80 and 117,026.80 is: 175,540.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,337.20 : 353,005.80 = 117,026.80 : x
  2. Step 2: Convert to fraction form
    235,337.20/353,005.80 = 117,026.80/x
  3. Step 3: Cross multiply
    235,337.20x = 353,005.80 × 117,026.80
  4. Step 4: Simplify right side
    235,337.20x = 41,311,139,155.44
  5. Step 5: Solve for x
    x = 41,311,139,155.44/235,337.20
  6. Step 6: Final answer
    x = 175,540.20

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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.