Home / 846,637.17-1,269,906.31-619,163.20

Finding the Fourth Proportional to 846,637.17, 1,269,906.31 and 619,163.20

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Solution

The fourth proportional to 846,637.17, 1,269,906.31 and 619,163.20 is: 928,708.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,637.17 : 1,269,906.31 = 619,163.20 : x
  2. Step 2: Convert to fraction form
    846,637.17/1,269,906.31 = 619,163.20/x
  3. Step 3: Cross multiply
    846,637.17x = 1,269,906.31 × 619,163.20
  4. Step 4: Simplify right side
    846,637.17x = 786,279,254,599.79
  5. Step 5: Solve for x
    x = 786,279,254,599.79/846,637.17
  6. Step 6: Final answer
    x = 928,708.64

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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.