Home / 702,842.32-1,054,263.62-253,563.04

Finding the Fourth Proportional to 702,842.32, 1,054,263.62 and 253,563.04

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Solution

The fourth proportional to 702,842.32, 1,054,263.62 and 253,563.04 is: 380,344.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,842.32 : 1,054,263.62 = 253,563.04 : x
  2. Step 2: Convert to fraction form
    702,842.32/1,054,263.62 = 253,563.04/x
  3. Step 3: Cross multiply
    702,842.32x = 1,054,263.62 × 253,563.04
  4. Step 4: Simplify right side
    702,842.32x = 267,322,284,545.13
  5. Step 5: Solve for x
    x = 267,322,284,545.13/702,842.32
  6. Step 6: Final answer
    x = 380,344.61

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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.