Home / 941,676.12-1,299,454.82-528,190.14

Finding the Fourth Proportional to 941,676.12, 1,299,454.82 and 528,190.14

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Solution

The fourth proportional to 941,676.12, 1,299,454.82 and 528,190.14 is: 728,869.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,676.12 : 1,299,454.82 = 528,190.14 : x
  2. Step 2: Convert to fraction form
    941,676.12/1,299,454.82 = 528,190.14/x
  3. Step 3: Cross multiply
    941,676.12x = 1,299,454.82 × 528,190.14
  4. Step 4: Simplify right side
    941,676.12x = 686,359,223,299.48
  5. Step 5: Solve for x
    x = 686,359,223,299.48/941,676.12
  6. Step 6: Final answer
    x = 728,869.73

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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.