Home / 703,943.55-1,055,821.64-198,545.13

Finding the Fourth Proportional to 703,943.55, 1,055,821.64 and 198,545.13

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Solution

The fourth proportional to 703,943.55, 1,055,821.64 and 198,545.13 is: 297,791.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,943.55 : 1,055,821.64 = 198,545.13 : x
  2. Step 2: Convert to fraction form
    703,943.55/1,055,821.64 = 198,545.13/x
  3. Step 3: Cross multiply
    703,943.55x = 1,055,821.64 × 198,545.13
  4. Step 4: Simplify right side
    703,943.55x = 209,628,243,777.89
  5. Step 5: Solve for x
    x = 209,628,243,777.89/703,943.55
  6. Step 6: Final answer
    x = 297,791.27

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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.