Home / 863,943.64-1,296,352.74-582,870.40

Finding the Fourth Proportional to 863,943.64, 1,296,352.74 and 582,870.40

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Solution

The fourth proportional to 863,943.64, 1,296,352.74 and 582,870.40 is: 874,600.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,943.64 : 1,296,352.74 = 582,870.40 : x
  2. Step 2: Convert to fraction form
    863,943.64/1,296,352.74 = 582,870.40/x
  3. Step 3: Cross multiply
    863,943.64x = 1,296,352.74 × 582,870.40
  4. Step 4: Simplify right side
    863,943.64x = 755,605,640,104.90
  5. Step 5: Solve for x
    x = 755,605,640,104.90/863,943.64
  6. Step 6: Final answer
    x = 874,600.62

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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.