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Finding the Fourth Proportional to 270,359.58, 372,972.21 and 174,897.06

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Solution

The fourth proportional to 270,359.58, 372,972.21 and 174,897.06 is: 241,277.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,359.58 : 372,972.21 = 174,897.06 : x
  2. Step 2: Convert to fraction form
    270,359.58/372,972.21 = 174,897.06/x
  3. Step 3: Cross multiply
    270,359.58x = 372,972.21 × 174,897.06
  4. Step 4: Simplify right side
    270,359.58x = 65,231,742,990.70
  5. Step 5: Solve for x
    x = 65,231,742,990.70/270,359.58
  6. Step 6: Final answer
    x = 241,277.72

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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.