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Finding the Fourth Proportional to 571,127.69, 788,514.48 and 367,532.37

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Solution

The fourth proportional to 571,127.69, 788,514.48 and 367,532.37 is: 507,425.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,127.69 : 788,514.48 = 367,532.37 : x
  2. Step 2: Convert to fraction form
    571,127.69/788,514.48 = 367,532.37/x
  3. Step 3: Cross multiply
    571,127.69x = 788,514.48 × 367,532.37
  4. Step 4: Simplify right side
    571,127.69x = 289,804,595,613.72
  5. Step 5: Solve for x
    x = 289,804,595,613.72/571,127.69
  6. Step 6: Final answer
    x = 507,425.22

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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.