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Finding the Fourth Proportional to 397,167.40, 595,232.70 and 160,316.20

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Solution

The fourth proportional to 397,167.40, 595,232.70 and 160,316.20 is: 240,265.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,167.40 : 595,232.70 = 160,316.20 : x
  2. Step 2: Convert to fraction form
    397,167.40/595,232.70 = 160,316.20/x
  3. Step 3: Cross multiply
    397,167.40x = 595,232.70 × 160,316.20
  4. Step 4: Simplify right side
    397,167.40x = 95,425,444,579.74
  5. Step 5: Solve for x
    x = 95,425,444,579.74/397,167.40
  6. Step 6: Final answer
    x = 240,265.05

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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.