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Finding the Fourth Proportional to 599,537.60, 899,929.28 and 401,243.66

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Solution

The fourth proportional to 599,537.60, 899,929.28 and 401,243.66 is: 602,282.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,537.60 : 899,929.28 = 401,243.66 : x
  2. Step 2: Convert to fraction form
    599,537.60/899,929.28 = 401,243.66/x
  3. Step 3: Cross multiply
    599,537.60x = 899,929.28 × 401,243.66
  4. Step 4: Simplify right side
    599,537.60x = 361,090,918,048.37
  5. Step 5: Solve for x
    x = 361,090,918,048.37/599,537.60
  6. Step 6: Final answer
    x = 602,282.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.