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Finding the Fourth Proportional to 334,765.51, 461,864.03 and 189,551.48

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Solution

The fourth proportional to 334,765.51, 461,864.03 and 189,551.48 is: 261,517.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,765.51 : 461,864.03 = 189,551.48 : x
  2. Step 2: Convert to fraction form
    334,765.51/461,864.03 = 189,551.48/x
  3. Step 3: Cross multiply
    334,765.51x = 461,864.03 × 189,551.48
  4. Step 4: Simplify right side
    334,765.51x = 87,547,007,188.19
  5. Step 5: Solve for x
    x = 87,547,007,188.19/334,765.51
  6. Step 6: Final answer
    x = 261,517.41

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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.