Home / 648,863.26-973,297.17-199,581.10

Finding the Fourth Proportional to 648,863.26, 973,297.17 and 199,581.10

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Solution

The fourth proportional to 648,863.26, 973,297.17 and 199,581.10 is: 299,372.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,863.26 : 973,297.17 = 199,581.10 : x
  2. Step 2: Convert to fraction form
    648,863.26/973,297.17 = 199,581.10/x
  3. Step 3: Cross multiply
    648,863.26x = 973,297.17 × 199,581.10
  4. Step 4: Simplify right side
    648,863.26x = 194,251,719,815.49
  5. Step 5: Solve for x
    x = 194,251,719,815.49/648,863.26
  6. Step 6: Final answer
    x = 299,372.35

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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.