Home / 772,187.70-1,159,059.15-373,149.30

Finding the Fourth Proportional to 772,187.70, 1,159,059.15 and 373,149.30

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Solution

The fourth proportional to 772,187.70, 1,159,059.15 and 373,149.30 is: 560,099.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,187.70 : 1,159,059.15 = 373,149.30 : x
  2. Step 2: Convert to fraction form
    772,187.70/1,159,059.15 = 373,149.30/x
  3. Step 3: Cross multiply
    772,187.70x = 1,159,059.15 × 373,149.30
  4. Step 4: Simplify right side
    772,187.70x = 432,502,110,481.10
  5. Step 5: Solve for x
    x = 432,502,110,481.10/772,187.70
  6. Step 6: Final answer
    x = 560,099.71

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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.