Home / 832,481.86-1,148,824.89-450,508.66

Finding the Fourth Proportional to 832,481.86, 1,148,824.89 and 450,508.66

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Solution

The fourth proportional to 832,481.86, 1,148,824.89 and 450,508.66 is: 621,701.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,481.86 : 1,148,824.89 = 450,508.66 : x
  2. Step 2: Convert to fraction form
    832,481.86/1,148,824.89 = 450,508.66/x
  3. Step 3: Cross multiply
    832,481.86x = 1,148,824.89 × 450,508.66
  4. Step 4: Simplify right side
    832,481.86x = 517,555,561,768.55
  5. Step 5: Solve for x
    x = 517,555,561,768.55/832,481.86
  6. Step 6: Final answer
    x = 621,701.91

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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.