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Finding the Fourth Proportional to 283,855.34, 425,301.03 and 171,299.04

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Solution

The fourth proportional to 283,855.34, 425,301.03 and 171,299.04 is: 256,657.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,855.34 : 425,301.03 = 171,299.04 : x
  2. Step 2: Convert to fraction form
    283,855.34/425,301.03 = 171,299.04/x
  3. Step 3: Cross multiply
    283,855.34x = 425,301.03 × 171,299.04
  4. Step 4: Simplify right side
    283,855.34x = 72,853,657,293.52
  5. Step 5: Solve for x
    x = 72,853,657,293.52/283,855.34
  6. Step 6: Final answer
    x = 256,657.70

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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.