Home / 705,056.68-1,057,360.38-231,632.20

Finding the Fourth Proportional to 705,056.68, 1,057,360.38 and 231,632.20

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Solution

The fourth proportional to 705,056.68, 1,057,360.38 and 231,632.20 is: 347,374.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,056.68 : 1,057,360.38 = 231,632.20 : x
  2. Step 2: Convert to fraction form
    705,056.68/1,057,360.38 = 231,632.20/x
  3. Step 3: Cross multiply
    705,056.68x = 1,057,360.38 × 231,632.20
  4. Step 4: Simplify right side
    705,056.68x = 244,918,711,012.24
  5. Step 5: Solve for x
    x = 244,918,711,012.24/705,056.68
  6. Step 6: Final answer
    x = 347,374.50

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Double scale
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Similar ratio
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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.