Home / 538,191.07-806,302.05-254,116.24

Finding the Fourth Proportional to 538,191.07, 806,302.05 and 254,116.24

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Solution

The fourth proportional to 538,191.07, 806,302.05 and 254,116.24 is: 380,709.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,191.07 : 806,302.05 = 254,116.24 : x
  2. Step 2: Convert to fraction form
    538,191.07/806,302.05 = 254,116.24/x
  3. Step 3: Cross multiply
    538,191.07x = 806,302.05 × 254,116.24
  4. Step 4: Simplify right side
    538,191.07x = 204,894,445,250.29
  5. Step 5: Solve for x
    x = 204,894,445,250.29/538,191.07
  6. Step 6: Final answer
    x = 380,709.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.