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Finding the Fourth Proportional to 215,241.67, 297,033.50 and 119,748.34

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Solution

The fourth proportional to 215,241.67, 297,033.50 and 119,748.34 is: 165,252.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,241.67 : 297,033.50 = 119,748.34 : x
  2. Step 2: Convert to fraction form
    215,241.67/297,033.50 = 119,748.34/x
  3. Step 3: Cross multiply
    215,241.67x = 297,033.50 × 119,748.34
  4. Step 4: Simplify right side
    215,241.67x = 35,569,266,465.48
  5. Step 5: Solve for x
    x = 35,569,266,465.48/215,241.67
  6. Step 6: Final answer
    x = 165,252.70

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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.