Home / 331,985.10-498,496.05-192,017.10

Finding the Fourth Proportional to 331,985.10, 498,496.05 and 192,017.10

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Solution

The fourth proportional to 331,985.10, 498,496.05 and 192,017.10 is: 288,325.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,985.10 : 498,496.05 = 192,017.10 : x
  2. Step 2: Convert to fraction form
    331,985.10/498,496.05 = 192,017.10/x
  3. Step 3: Cross multiply
    331,985.10x = 498,496.05 × 192,017.10
  4. Step 4: Simplify right side
    331,985.10x = 95,719,765,882.46
  5. Step 5: Solve for x
    x = 95,719,765,882.46/331,985.10
  6. Step 6: Final answer
    x = 288,325.49

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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.