Home / 766,865.28-1,150,256.07-234,386.13

Finding the Fourth Proportional to 766,865.28, 1,150,256.07 and 234,386.13

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Solution

The fourth proportional to 766,865.28, 1,150,256.07 and 234,386.13 is: 351,566.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,865.28 : 1,150,256.07 = 234,386.13 : x
  2. Step 2: Convert to fraction form
    766,865.28/1,150,256.07 = 234,386.13/x
  3. Step 3: Cross multiply
    766,865.28x = 1,150,256.07 × 234,386.13
  4. Step 4: Simplify right side
    766,865.28x = 269,604,068,756.31
  5. Step 5: Solve for x
    x = 269,604,068,756.31/766,865.28
  6. Step 6: Final answer
    x = 351,566.40

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Similar ratio
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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.