Home / 668,736.24-922,853.16-366,923.76

Finding the Fourth Proportional to 668,736.24, 922,853.16 and 366,923.76

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Solution

The fourth proportional to 668,736.24, 922,853.16 and 366,923.76 is: 506,353.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,736.24 : 922,853.16 = 366,923.76 : x
  2. Step 2: Convert to fraction form
    668,736.24/922,853.16 = 366,923.76/x
  3. Step 3: Cross multiply
    668,736.24x = 922,853.16 × 366,923.76
  4. Step 4: Simplify right side
    668,736.24x = 338,616,751,395.08
  5. Step 5: Solve for x
    x = 338,616,751,395.08/668,736.24
  6. Step 6: Final answer
    x = 506,353.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.