Home / 923,919.12-1,274,650.56-541,806.48

Finding the Fourth Proportional to 923,919.12, 1,274,650.56 and 541,806.48

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Solution

The fourth proportional to 923,919.12, 1,274,650.56 and 541,806.48 is: 747,483.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,919.12 : 1,274,650.56 = 541,806.48 : x
  2. Step 2: Convert to fraction form
    923,919.12/1,274,650.56 = 541,806.48/x
  3. Step 3: Cross multiply
    923,919.12x = 1,274,650.56 × 541,806.48
  4. Step 4: Simplify right side
    923,919.12x = 690,613,933,143.63
  5. Step 5: Solve for x
    x = 690,613,933,143.63/923,919.12
  6. Step 6: Final answer
    x = 747,483.11

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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.