Home / 702,323.40-1,053,212.94-252,948.36

Finding the Fourth Proportional to 702,323.40, 1,053,212.94 and 252,948.36

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Solution

The fourth proportional to 702,323.40, 1,053,212.94 and 252,948.36 is: 379,324.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,323.40 : 1,053,212.94 = 252,948.36 : x
  2. Step 2: Convert to fraction form
    702,323.40/1,053,212.94 = 252,948.36/x
  3. Step 3: Cross multiply
    702,323.40x = 1,053,212.94 × 252,948.36
  4. Step 4: Simplify right side
    702,323.40x = 266,408,485,903.78
  5. Step 5: Solve for x
    x = 266,408,485,903.78/702,323.40
  6. Step 6: Final answer
    x = 379,324.52

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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.