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Finding the Fourth Proportional to 653,556.48, 901,992.51 and 367,076.55

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Solution

The fourth proportional to 653,556.48, 901,992.51 and 367,076.55 is: 506,613.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,556.48 : 901,992.51 = 367,076.55 : x
  2. Step 2: Convert to fraction form
    653,556.48/901,992.51 = 367,076.55/x
  3. Step 3: Cross multiply
    653,556.48x = 901,992.51 × 367,076.55
  4. Step 4: Simplify right side
    653,556.48x = 331,100,298,696.64
  5. Step 5: Solve for x
    x = 331,100,298,696.64/653,556.48
  6. Step 6: Final answer
    x = 506,613.14

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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.