Home / 382,126.70-526,423.41-267,190.26

Finding the Fourth Proportional to 382,126.70, 526,423.41 and 267,190.26

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Solution

The fourth proportional to 382,126.70, 526,423.41 and 267,190.26 is: 368,085.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,126.70 : 526,423.41 = 267,190.26 : x
  2. Step 2: Convert to fraction form
    382,126.70/526,423.41 = 267,190.26/x
  3. Step 3: Cross multiply
    382,126.70x = 526,423.41 × 267,190.26
  4. Step 4: Simplify right side
    382,126.70x = 140,655,207,787.99
  5. Step 5: Solve for x
    x = 140,655,207,787.99/382,126.70
  6. Step 6: Final answer
    x = 368,085.27

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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.