Home / 905,796.92-1,358,917.85-450,602.95

Finding the Fourth Proportional to 905,796.92, 1,358,917.85 and 450,602.95

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Solution

The fourth proportional to 905,796.92, 1,358,917.85 and 450,602.95 is: 676,015.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,796.92 : 1,358,917.85 = 450,602.95 : x
  2. Step 2: Convert to fraction form
    905,796.92/1,358,917.85 = 450,602.95/x
  3. Step 3: Cross multiply
    905,796.92x = 1,358,917.85 × 450,602.95
  4. Step 4: Simplify right side
    905,796.92x = 612,332,392,017.66
  5. Step 5: Solve for x
    x = 612,332,392,017.66/905,796.92
  6. Step 6: Final answer
    x = 676,015.10

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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.