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Finding the Fourth Proportional to 29,601.40, 44,191.20 and 28,563.40

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Solution

The fourth proportional to 29,601.40, 44,191.20 and 28,563.40 is: 42,641.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,601.40 : 44,191.20 = 28,563.40 : x
  2. Step 2: Convert to fraction form
    29,601.40/44,191.20 = 28,563.40/x
  3. Step 3: Cross multiply
    29,601.40x = 44,191.20 × 28,563.40
  4. Step 4: Simplify right side
    29,601.40x = 1,262,250,922.08
  5. Step 5: Solve for x
    x = 1,262,250,922.08/29,601.40
  6. Step 6: Final answer
    x = 42,641.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.