Home / 668,320.08-922,282.92-366,516.24

Finding the Fourth Proportional to 668,320.08, 922,282.92 and 366,516.24

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Solution

The fourth proportional to 668,320.08, 922,282.92 and 366,516.24 is: 505,793.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,320.08 : 922,282.92 = 366,516.24 : x
  2. Step 2: Convert to fraction form
    668,320.08/922,282.92 = 366,516.24/x
  3. Step 3: Cross multiply
    668,320.08x = 922,282.92 × 366,516.24
  4. Step 4: Simplify right side
    668,320.08x = 338,031,668,054.62
  5. Step 5: Solve for x
    x = 338,031,668,054.62/668,320.08
  6. Step 6: Final answer
    x = 505,793.07

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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.