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Finding the Fourth Proportional to 364,550.80, 503,125.54 and 211,556.14

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Solution

The fourth proportional to 364,550.80, 503,125.54 and 211,556.14 is: 291,973.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,550.80 : 503,125.54 = 211,556.14 : x
  2. Step 2: Convert to fraction form
    364,550.80/503,125.54 = 211,556.14/x
  3. Step 3: Cross multiply
    364,550.80x = 503,125.54 × 211,556.14
  4. Step 4: Simplify right side
    364,550.80x = 106,439,297,177.82
  5. Step 5: Solve for x
    x = 106,439,297,177.82/364,550.80
  6. Step 6: Final answer
    x = 291,973.84

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1.5x scale

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.