Home / 831,097.50-1,246,853.61-240,121.50

Finding the Fourth Proportional to 831,097.50, 1,246,853.61 and 240,121.50

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Solution

The fourth proportional to 831,097.50, 1,246,853.61 and 240,121.50 is: 360,242.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,097.50 : 1,246,853.61 = 240,121.50 : x
  2. Step 2: Convert to fraction form
    831,097.50/1,246,853.61 = 240,121.50/x
  3. Step 3: Cross multiply
    831,097.50x = 1,246,853.61 × 240,121.50
  4. Step 4: Simplify right side
    831,097.50x = 299,396,359,113.62
  5. Step 5: Solve for x
    x = 299,396,359,113.62/831,097.50
  6. Step 6: Final answer
    x = 360,242.16

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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.