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Finding the Fourth Proportional to 370,235.49, 555,374.77 and 104,016.77

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Solution

The fourth proportional to 370,235.49, 555,374.77 and 104,016.77 is: 156,031.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,235.49 : 555,374.77 = 104,016.77 : x
  2. Step 2: Convert to fraction form
    370,235.49/555,374.77 = 104,016.77/x
  3. Step 3: Cross multiply
    370,235.49x = 555,374.77 × 104,016.77
  4. Step 4: Simplify right side
    370,235.49x = 57,768,288,760.63
  5. Step 5: Solve for x
    x = 57,768,288,760.63/370,235.49
  6. Step 6: Final answer
    x = 156,031.20

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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.