Home / 929,247.58-1,391,881.20-454,945.60

Finding the Fourth Proportional to 929,247.58, 1,391,881.20 and 454,945.60

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Solution

The fourth proportional to 929,247.58, 1,391,881.20 and 454,945.60 is: 681,444.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,247.58 : 1,391,881.20 = 454,945.60 : x
  2. Step 2: Convert to fraction form
    929,247.58/1,391,881.20 = 454,945.60/x
  3. Step 3: Cross multiply
    929,247.58x = 1,391,881.20 × 454,945.60
  4. Step 4: Simplify right side
    929,247.58x = 633,230,227,662.72
  5. Step 5: Solve for x
    x = 633,230,227,662.72/929,247.58
  6. Step 6: Final answer
    x = 681,444.04

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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.