Home / 765,453.33-1,148,137.76-232,932.80

Finding the Fourth Proportional to 765,453.33, 1,148,137.76 and 232,932.80

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Solution

The fourth proportional to 765,453.33, 1,148,137.76 and 232,932.80 is: 349,386.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,453.33 : 1,148,137.76 = 232,932.80 : x
  2. Step 2: Convert to fraction form
    765,453.33/1,148,137.76 = 232,932.80/x
  3. Step 3: Cross multiply
    765,453.33x = 1,148,137.76 × 232,932.80
  4. Step 4: Simplify right side
    765,453.33x = 267,438,936,317.18
  5. Step 5: Solve for x
    x = 267,438,936,317.18/765,453.33
  6. Step 6: Final answer
    x = 349,386.34

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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.