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Finding the Fourth Proportional to 235,542.40, 353,313.60 and 160,892.80

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Solution

The fourth proportional to 235,542.40, 353,313.60 and 160,892.80 is: 241,339.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,542.40 : 353,313.60 = 160,892.80 : x
  2. Step 2: Convert to fraction form
    235,542.40/353,313.60 = 160,892.80/x
  3. Step 3: Cross multiply
    235,542.40x = 353,313.60 × 160,892.80
  4. Step 4: Simplify right side
    235,542.40x = 56,845,614,382.08
  5. Step 5: Solve for x
    x = 56,845,614,382.08/235,542.40
  6. Step 6: Final answer
    x = 241,339.20

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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.