Home / 941,819.27-1,299,701.57-512,099.55

Finding the Fourth Proportional to 941,819.27, 1,299,701.57 and 512,099.55

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Solution

The fourth proportional to 941,819.27, 1,299,701.57 and 512,099.55 is: 706,692.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,819.27 : 1,299,701.57 = 512,099.55 : x
  2. Step 2: Convert to fraction form
    941,819.27/1,299,701.57 = 512,099.55/x
  3. Step 3: Cross multiply
    941,819.27x = 1,299,701.57 × 512,099.55
  4. Step 4: Simplify right side
    941,819.27x = 665,576,586,570.80
  5. Step 5: Solve for x
    x = 665,576,586,570.80/941,819.27
  6. Step 6: Final answer
    x = 706,692.47

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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.