Home / 366,922.10-550,480.35-130,240.10

Finding the Fourth Proportional to 366,922.10, 550,480.35 and 130,240.10

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Solution

The fourth proportional to 366,922.10, 550,480.35 and 130,240.10 is: 195,394.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,922.10 : 550,480.35 = 130,240.10 : x
  2. Step 2: Convert to fraction form
    366,922.10/550,480.35 = 130,240.10/x
  3. Step 3: Cross multiply
    366,922.10x = 550,480.35 × 130,240.10
  4. Step 4: Simplify right side
    366,922.10x = 71,694,615,832.04
  5. Step 5: Solve for x
    x = 71,694,615,832.04/366,922.10
  6. Step 6: Final answer
    x = 195,394.65

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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.