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Finding the Fourth Proportional to 261,796.76, 392,570.55 and 119,599.94

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Solution

The fourth proportional to 261,796.76, 392,570.55 and 119,599.94 is: 179,343.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,796.76 : 392,570.55 = 119,599.94 : x
  2. Step 2: Convert to fraction form
    261,796.76/392,570.55 = 119,599.94/x
  3. Step 3: Cross multiply
    261,796.76x = 392,570.55 × 119,599.94
  4. Step 4: Simplify right side
    261,796.76x = 46,951,415,207.19
  5. Step 5: Solve for x
    x = 46,951,415,207.19/261,796.76
  6. Step 6: Final answer
    x = 179,343.00

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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.