Home / 371,207.11-512,263.23-201,441.24

Finding the Fourth Proportional to 371,207.11, 512,263.23 and 201,441.24

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Solution

The fourth proportional to 371,207.11, 512,263.23 and 201,441.24 is: 277,987.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,207.11 : 512,263.23 = 201,441.24 : x
  2. Step 2: Convert to fraction form
    371,207.11/512,263.23 = 201,441.24/x
  3. Step 3: Cross multiply
    371,207.11x = 512,263.23 × 201,441.24
  4. Step 4: Simplify right side
    371,207.11x = 103,190,940,257.61
  5. Step 5: Solve for x
    x = 103,190,940,257.61/371,207.11
  6. Step 6: Final answer
    x = 277,987.51

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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.