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Finding the Fourth Proportional to 241,980.48, 362,988 and 64,486.56

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Solution

The fourth proportional to 241,980.48, 362,988 and 64,486.56 is: 96,734.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,980.48 : 362,988 = 64,486.56 : x
  2. Step 2: Convert to fraction form
    241,980.48/362,988 = 64,486.56/x
  3. Step 3: Cross multiply
    241,980.48x = 362,988 × 64,486.56
  4. Step 4: Simplify right side
    241,980.48x = 23,407,847,441.28
  5. Step 5: Solve for x
    x = 23,407,847,441.28/241,980.48
  6. Step 6: Final answer
    x = 96,734.45

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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.