Home / 703,304.70-1,055,088.54-230,015.76

Finding the Fourth Proportional to 703,304.70, 1,055,088.54 and 230,015.76

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Solution

The fourth proportional to 703,304.70, 1,055,088.54 and 230,015.76 is: 345,066.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,304.70 : 1,055,088.54 = 230,015.76 : x
  2. Step 2: Convert to fraction form
    703,304.70/1,055,088.54 = 230,015.76/x
  3. Step 3: Cross multiply
    703,304.70x = 1,055,088.54 × 230,015.76
  4. Step 4: Simplify right side
    703,304.70x = 242,686,992,395.39
  5. Step 5: Solve for x
    x = 242,686,992,395.39/703,304.70
  6. Step 6: Final answer
    x = 345,066.64

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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.