Home / 754,710.88-1,132,066.34-193,745.40

Finding the Fourth Proportional to 754,710.88, 1,132,066.34 and 193,745.40

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Solution

The fourth proportional to 754,710.88, 1,132,066.34 and 193,745.40 is: 290,618.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,710.88 : 1,132,066.34 = 193,745.40 : x
  2. Step 2: Convert to fraction form
    754,710.88/1,132,066.34 = 193,745.40/x
  3. Step 3: Cross multiply
    754,710.88x = 1,132,066.34 × 193,745.40
  4. Step 4: Simplify right side
    754,710.88x = 219,332,645,869.84
  5. Step 5: Solve for x
    x = 219,332,645,869.84/754,710.88
  6. Step 6: Final answer
    x = 290,618.11

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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.