Home / 397,344.20-596,016.30-97,822.40

Finding the Fourth Proportional to 397,344.20, 596,016.30 and 97,822.40

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Solution

The fourth proportional to 397,344.20, 596,016.30 and 97,822.40 is: 146,733.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,344.20 : 596,016.30 = 97,822.40 : x
  2. Step 2: Convert to fraction form
    397,344.20/596,016.30 = 97,822.40/x
  3. Step 3: Cross multiply
    397,344.20x = 596,016.30 × 97,822.40
  4. Step 4: Simplify right side
    397,344.20x = 58,303,744,905.12
  5. Step 5: Solve for x
    x = 58,303,744,905.12/397,344.20
  6. Step 6: Final answer
    x = 146,733.60

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Similar ratio
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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.