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Finding the Fourth Proportional to 242,164.07, 363,301.40 and 73,708.28

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Solution

The fourth proportional to 242,164.07, 363,301.40 and 73,708.28 is: 110,579.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,164.07 : 363,301.40 = 73,708.28 : x
  2. Step 2: Convert to fraction form
    242,164.07/363,301.40 = 73,708.28/x
  3. Step 3: Cross multiply
    242,164.07x = 363,301.40 × 73,708.28
  4. Step 4: Simplify right side
    242,164.07x = 26,778,319,130.54
  5. Step 5: Solve for x
    x = 26,778,319,130.54/242,164.07
  6. Step 6: Final answer
    x = 110,579.24

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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.