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Finding the Fourth Proportional to 264,000.95, 364,320.96 and 143,142.04

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Solution

The fourth proportional to 264,000.95, 364,320.96 and 143,142.04 is: 197,535.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,000.95 : 364,320.96 = 143,142.04 : x
  2. Step 2: Convert to fraction form
    264,000.95/364,320.96 = 143,142.04/x
  3. Step 3: Cross multiply
    264,000.95x = 364,320.96 × 143,142.04
  4. Step 4: Simplify right side
    264,000.95x = 52,149,644,506.23
  5. Step 5: Solve for x
    x = 52,149,644,506.23/264,000.95
  6. Step 6: Final answer
    x = 197,535.82

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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.