Home / 226,938.60-313,310.34-201,715.20

Finding the Fourth Proportional to 226,938.60, 313,310.34 and 201,715.20

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Solution

The fourth proportional to 226,938.60, 313,310.34 and 201,715.20 is: 278,487.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,938.60 : 313,310.34 = 201,715.20 : x
  2. Step 2: Convert to fraction form
    226,938.60/313,310.34 = 201,715.20/x
  3. Step 3: Cross multiply
    226,938.60x = 313,310.34 × 201,715.20
  4. Step 4: Simplify right side
    226,938.60x = 63,199,457,895.17
  5. Step 5: Solve for x
    x = 63,199,457,895.17/226,938.60
  6. Step 6: Final answer
    x = 278,487.04

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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.