Home / 703,923.64-1,054,678.64-472,679.16

Finding the Fourth Proportional to 703,923.64, 1,054,678.64 and 472,679.16

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Solution

The fourth proportional to 703,923.64, 1,054,678.64 and 472,679.16 is: 708,208.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,923.64 : 1,054,678.64 = 472,679.16 : x
  2. Step 2: Convert to fraction form
    703,923.64/1,054,678.64 = 472,679.16/x
  3. Step 3: Cross multiply
    703,923.64x = 1,054,678.64 × 472,679.16
  4. Step 4: Simplify right side
    703,923.64x = 498,524,613,625.14
  5. Step 5: Solve for x
    x = 498,524,613,625.14/703,923.64
  6. Step 6: Final answer
    x = 708,208.37

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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.