Home / 688,760.19-1,033,215.64-233,680.00

Finding the Fourth Proportional to 688,760.19, 1,033,215.64 and 233,680.00

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Solution

The fourth proportional to 688,760.19, 1,033,215.64 and 233,680.00 is: 350,545.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,760.19 : 1,033,215.64 = 233,680.00 : x
  2. Step 2: Convert to fraction form
    688,760.19/1,033,215.64 = 233,680.00/x
  3. Step 3: Cross multiply
    688,760.19x = 1,033,215.64 × 233,680.00
  4. Step 4: Simplify right side
    688,760.19x = 241,441,831,462.52
  5. Step 5: Solve for x
    x = 241,441,831,462.52/688,760.19
  6. Step 6: Final answer
    x = 350,545.57

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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.