Home / 831,261.29-1,246,904.15-548,761.01

Finding the Fourth Proportional to 831,261.29, 1,246,904.15 and 548,761.01

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Solution

The fourth proportional to 831,261.29, 1,246,904.15 and 548,761.01 is: 823,149.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,261.29 : 1,246,904.15 = 548,761.01 : x
  2. Step 2: Convert to fraction form
    831,261.29/1,246,904.15 = 548,761.01/x
  3. Step 3: Cross multiply
    831,261.29x = 1,246,904.15 × 548,761.01
  4. Step 4: Simplify right side
    831,261.29x = 684,252,371,748.87
  5. Step 5: Solve for x
    x = 684,252,371,748.87/831,261.29
  6. Step 6: Final answer
    x = 823,149.57

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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.