Home / 831,096.50-1,246,852.11-240,120.50

Finding the Fourth Proportional to 831,096.50, 1,246,852.11 and 240,120.50

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Solution

The fourth proportional to 831,096.50, 1,246,852.11 and 240,120.50 is: 360,240.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,096.50 : 1,246,852.11 = 240,120.50 : x
  2. Step 2: Convert to fraction form
    831,096.50/1,246,852.11 = 240,120.50/x
  3. Step 3: Cross multiply
    831,096.50x = 1,246,852.11 × 240,120.50
  4. Step 4: Simplify right side
    831,096.50x = 299,394,752,079.26
  5. Step 5: Solve for x
    x = 299,394,752,079.26/831,096.50
  6. Step 6: Final answer
    x = 360,240.66

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1.5x scale

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.