Home / 907,037.94-1,251,764.06-519,917.79

Finding the Fourth Proportional to 907,037.94, 1,251,764.06 and 519,917.79

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Solution

The fourth proportional to 907,037.94, 1,251,764.06 and 519,917.79 is: 717,516.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,037.94 : 1,251,764.06 = 519,917.79 : x
  2. Step 2: Convert to fraction form
    907,037.94/1,251,764.06 = 519,917.79/x
  3. Step 3: Cross multiply
    907,037.94x = 1,251,764.06 × 519,917.79
  4. Step 4: Simplify right side
    907,037.94x = 650,814,401,077.04
  5. Step 5: Solve for x
    x = 650,814,401,077.04/907,037.94
  6. Step 6: Final answer
    x = 717,516.18

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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.