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Finding the Fourth Proportional to 301,506.60, 451,871.10 and 231,036.60

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Solution

The fourth proportional to 301,506.60, 451,871.10 and 231,036.60 is: 346,256.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,506.60 : 451,871.10 = 231,036.60 : x
  2. Step 2: Convert to fraction form
    301,506.60/451,871.10 = 231,036.60/x
  3. Step 3: Cross multiply
    301,506.60x = 451,871.10 × 231,036.60
  4. Step 4: Simplify right side
    301,506.60x = 104,398,762,582.26
  5. Step 5: Solve for x
    x = 104,398,762,582.26/301,506.60
  6. Step 6: Final answer
    x = 346,256.97

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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.