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Finding the Fourth Proportional to 329,241.42, 454,293.18 and 193,281.12

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Solution

The fourth proportional to 329,241.42, 454,293.18 and 193,281.12 is: 266,692.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,241.42 : 454,293.18 = 193,281.12 : x
  2. Step 2: Convert to fraction form
    329,241.42/454,293.18 = 193,281.12/x
  3. Step 3: Cross multiply
    329,241.42x = 454,293.18 × 193,281.12
  4. Step 4: Simplify right side
    329,241.42x = 87,806,294,638.76
  5. Step 5: Solve for x
    x = 87,806,294,638.76/329,241.42
  6. Step 6: Final answer
    x = 266,692.73

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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.