Home / 838,568.89-1,157,244.10-475,958.82

Finding the Fourth Proportional to 838,568.89, 1,157,244.10 and 475,958.82

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Solution

The fourth proportional to 838,568.89, 1,157,244.10 and 475,958.82 is: 656,833.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,568.89 : 1,157,244.10 = 475,958.82 : x
  2. Step 2: Convert to fraction form
    838,568.89/1,157,244.10 = 475,958.82/x
  3. Step 3: Cross multiply
    838,568.89x = 1,157,244.10 × 475,958.82
  4. Step 4: Simplify right side
    838,568.89x = 550,800,532,928.23
  5. Step 5: Solve for x
    x = 550,800,532,928.23/838,568.89
  6. Step 6: Final answer
    x = 656,833.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.