Home / 702,961.47-1,054,224.09-253,623.96

Finding the Fourth Proportional to 702,961.47, 1,054,224.09 and 253,623.96

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Solution

The fourth proportional to 702,961.47, 1,054,224.09 and 253,623.96 is: 380,357.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,961.47 : 1,054,224.09 = 253,623.96 : x
  2. Step 2: Convert to fraction form
    702,961.47/1,054,224.09 = 253,623.96/x
  3. Step 3: Cross multiply
    702,961.47x = 1,054,224.09 × 253,623.96
  4. Step 4: Simplify right side
    702,961.47x = 267,376,488,433.20
  5. Step 5: Solve for x
    x = 267,376,488,433.20/702,961.47
  6. Step 6: Final answer
    x = 380,357.25

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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.