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Finding the Fourth Proportional to 370,235.52, 555,374.81 and 104,016.79

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Solution

The fourth proportional to 370,235.52, 555,374.81 and 104,016.79 is: 156,031.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,235.52 : 555,374.81 = 104,016.79 : x
  2. Step 2: Convert to fraction form
    370,235.52/555,374.81 = 104,016.79/x
  3. Step 3: Cross multiply
    370,235.52x = 555,374.81 × 104,016.79
  4. Step 4: Simplify right side
    370,235.52x = 57,768,304,983.06
  5. Step 5: Solve for x
    x = 57,768,304,983.06/370,235.52
  6. Step 6: Final answer
    x = 156,031.23

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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.