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Finding the Fourth Proportional to 242,055.36, 362,967.84 and 84,264.48

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Solution

The fourth proportional to 242,055.36, 362,967.84 and 84,264.48 is: 126,356.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,055.36 : 362,967.84 = 84,264.48 : x
  2. Step 2: Convert to fraction form
    242,055.36/362,967.84 = 84,264.48/x
  3. Step 3: Cross multiply
    242,055.36x = 362,967.84 × 84,264.48
  4. Step 4: Simplify right side
    242,055.36x = 30,585,296,294.32
  5. Step 5: Solve for x
    x = 30,585,296,294.32/242,055.36
  6. Step 6: Final answer
    x = 126,356.62

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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.