Home / 650,794.06-976,820.78-314,071.75

Finding the Fourth Proportional to 650,794.06, 976,820.78 and 314,071.75

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Solution

The fourth proportional to 650,794.06, 976,820.78 and 314,071.75 is: 471,411.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,794.06 : 976,820.78 = 314,071.75 : x
  2. Step 2: Convert to fraction form
    650,794.06/976,820.78 = 314,071.75/x
  3. Step 3: Cross multiply
    650,794.06x = 976,820.78 × 314,071.75
  4. Step 4: Simplify right side
    650,794.06x = 306,791,811,810.97
  5. Step 5: Solve for x
    x = 306,791,811,810.97/650,794.06
  6. Step 6: Final answer
    x = 471,411.51

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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.