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Finding the Fourth Proportional to 245,009.60, 367,600.80 and 236,369.60

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Solution

The fourth proportional to 245,009.60, 367,600.80 and 236,369.60 is: 354,637.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,009.60 : 367,600.80 = 236,369.60 : x
  2. Step 2: Convert to fraction form
    245,009.60/367,600.80 = 236,369.60/x
  3. Step 3: Cross multiply
    245,009.60x = 367,600.80 × 236,369.60
  4. Step 4: Simplify right side
    245,009.60x = 86,889,654,055.68
  5. Step 5: Solve for x
    x = 86,889,654,055.68/245,009.60
  6. Step 6: Final answer
    x = 354,637.75

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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.