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Finding the Fourth Proportional to 297,528.40, 410,451.56 and 176,600.80

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Solution

The fourth proportional to 297,528.40, 410,451.56 and 176,600.80 is: 243,627.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,528.40 : 410,451.56 = 176,600.80 : x
  2. Step 2: Convert to fraction form
    297,528.40/410,451.56 = 176,600.80/x
  3. Step 3: Cross multiply
    297,528.40x = 410,451.56 × 176,600.80
  4. Step 4: Simplify right side
    297,528.40x = 72,486,073,857.25
  5. Step 5: Solve for x
    x = 72,486,073,857.25/297,528.40
  6. Step 6: Final answer
    x = 243,627.41

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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.