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Finding the Fourth Proportional to 397,535.40, 595,842.30 and 160,722.60

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Solution

The fourth proportional to 397,535.40, 595,842.30 and 160,722.60 is: 240,897.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,535.40 : 595,842.30 = 160,722.60 : x
  2. Step 2: Convert to fraction form
    397,535.40/595,842.30 = 160,722.60/x
  3. Step 3: Cross multiply
    397,535.40x = 595,842.30 × 160,722.60
  4. Step 4: Simplify right side
    397,535.40x = 95,765,323,645.98
  5. Step 5: Solve for x
    x = 95,765,323,645.98/397,535.40
  6. Step 6: Final answer
    x = 240,897.60

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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.