Home / 705,247.60-1,057,655.40-231,823.60

Finding the Fourth Proportional to 705,247.60, 1,057,655.40 and 231,823.60

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Solution

The fourth proportional to 705,247.60, 1,057,655.40 and 231,823.60 is: 347,664.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,247.60 : 1,057,655.40 = 231,823.60 : x
  2. Step 2: Convert to fraction form
    705,247.60/1,057,655.40 = 231,823.60/x
  3. Step 3: Cross multiply
    705,247.60x = 1,057,655.40 × 231,823.60
  4. Step 4: Simplify right side
    705,247.60x = 245,189,482,387.44
  5. Step 5: Solve for x
    x = 245,189,482,387.44/705,247.60
  6. Step 6: Final answer
    x = 347,664.40

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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.