Home / 397,330.20-595,995.30-97,808.40

Finding the Fourth Proportional to 397,330.20, 595,995.30 and 97,808.40

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Solution

The fourth proportional to 397,330.20, 595,995.30 and 97,808.40 is: 146,712.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,330.20 : 595,995.30 = 97,808.40 : x
  2. Step 2: Convert to fraction form
    397,330.20/595,995.30 = 97,808.40/x
  3. Step 3: Cross multiply
    397,330.20x = 595,995.30 × 97,808.40
  4. Step 4: Simplify right side
    397,330.20x = 58,293,346,700.52
  5. Step 5: Solve for x
    x = 58,293,346,700.52/397,330.20
  6. Step 6: Final answer
    x = 146,712.60

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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.