Home / 306,198.23-459,371.12-301,114.40

Finding the Fourth Proportional to 306,198.23, 459,371.12 and 301,114.40

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Solution

The fourth proportional to 306,198.23, 459,371.12 and 301,114.40 is: 451,744.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,198.23 : 459,371.12 = 301,114.40 : x
  2. Step 2: Convert to fraction form
    306,198.23/459,371.12 = 301,114.40/x
  3. Step 3: Cross multiply
    306,198.23x = 459,371.12 × 301,114.40
  4. Step 4: Simplify right side
    306,198.23x = 138,323,255,373.70
  5. Step 5: Solve for x
    x = 138,323,255,373.70/306,198.23
  6. Step 6: Final answer
    x = 451,744.15

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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.