Home / 1,273,965.60-1,910,640.96-375,163.20

Finding the Fourth Proportional to 1,273,965.60, 1,910,640.96 and 375,163.20

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Solution

The fourth proportional to 1,273,965.60, 1,910,640.96 and 375,163.20 is: 562,654.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,965.60 : 1,910,640.96 = 375,163.20 : x
  2. Step 2: Convert to fraction form
    1,273,965.60/1,910,640.96 = 375,163.20/x
  3. Step 3: Cross multiply
    1,273,965.60x = 1,910,640.96 × 375,163.20
  4. Step 4: Simplify right side
    1,273,965.60x = 716,802,176,604.67
  5. Step 5: Solve for x
    x = 716,802,176,604.67/1,273,965.60
  6. Step 6: Final answer
    x = 562,654.26

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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.