Home / 662,250.06-913,924.62-469,003.50

Finding the Fourth Proportional to 662,250.06, 913,924.62 and 469,003.50

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Solution

The fourth proportional to 662,250.06, 913,924.62 and 469,003.50 is: 647,238.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,250.06 : 913,924.62 = 469,003.50 : x
  2. Step 2: Convert to fraction form
    662,250.06/913,924.62 = 469,003.50/x
  3. Step 3: Cross multiply
    662,250.06x = 913,924.62 × 469,003.50
  4. Step 4: Simplify right side
    662,250.06x = 428,633,845,516.17
  5. Step 5: Solve for x
    x = 428,633,845,516.17/662,250.06
  6. Step 6: Final answer
    x = 647,238.67

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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.