Home / 730,620.68-1,096,019.58-257,209.16

Finding the Fourth Proportional to 730,620.68, 1,096,019.58 and 257,209.16

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Solution

The fourth proportional to 730,620.68, 1,096,019.58 and 257,209.16 is: 385,844.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,620.68 : 1,096,019.58 = 257,209.16 : x
  2. Step 2: Convert to fraction form
    730,620.68/1,096,019.58 = 257,209.16/x
  3. Step 3: Cross multiply
    730,620.68x = 1,096,019.58 × 257,209.16
  4. Step 4: Simplify right side
    730,620.68x = 281,906,275,515.35
  5. Step 5: Solve for x
    x = 281,906,275,515.35/730,620.68
  6. Step 6: Final answer
    x = 385,844.92

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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.