Home / 798,274.04-1,197,761.81-419,106.66

Finding the Fourth Proportional to 798,274.04, 1,197,761.81 and 419,106.66

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Solution

The fourth proportional to 798,274.04, 1,197,761.81 and 419,106.66 is: 628,844.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,274.04 : 1,197,761.81 = 419,106.66 : x
  2. Step 2: Convert to fraction form
    798,274.04/1,197,761.81 = 419,106.66/x
  3. Step 3: Cross multiply
    798,274.04x = 1,197,761.81 × 419,106.66
  4. Step 4: Simplify right side
    798,274.04x = 501,989,949,569.12
  5. Step 5: Solve for x
    x = 501,989,949,569.12/798,274.04
  6. Step 6: Final answer
    x = 628,844.14

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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.