Home / 846,635.17-1,269,903.31-619,161.20

Finding the Fourth Proportional to 846,635.17, 1,269,903.31 and 619,161.20

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Solution

The fourth proportional to 846,635.17, 1,269,903.31 and 619,161.20 is: 928,705.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,635.17 : 1,269,903.31 = 619,161.20 : x
  2. Step 2: Convert to fraction form
    846,635.17/1,269,903.31 = 619,161.20/x
  3. Step 3: Cross multiply
    846,635.17x = 1,269,903.31 × 619,161.20
  4. Step 4: Simplify right side
    846,635.17x = 786,274,849,406.15
  5. Step 5: Solve for x
    x = 786,274,849,406.15/846,635.17
  6. Step 6: Final answer
    x = 928,705.63

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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.