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Finding the Fourth Proportional to 417,344.61, 575,948.60 and 236,053.01

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Solution

The fourth proportional to 417,344.61, 575,948.60 and 236,053.01 is: 325,760.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,344.61 : 575,948.60 = 236,053.01 : x
  2. Step 2: Convert to fraction form
    417,344.61/575,948.60 = 236,053.01/x
  3. Step 3: Cross multiply
    417,344.61x = 575,948.60 × 236,053.01
  4. Step 4: Simplify right side
    417,344.61x = 135,954,396,575.28
  5. Step 5: Solve for x
    x = 135,954,396,575.28/417,344.61
  6. Step 6: Final answer
    x = 325,760.52

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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.