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Finding the Fourth Proportional to 368,559.92, 552,778.22 and 102,347.35

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Solution

The fourth proportional to 368,559.92, 552,778.22 and 102,347.35 is: 153,503.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,559.92 : 552,778.22 = 102,347.35 : x
  2. Step 2: Convert to fraction form
    368,559.92/552,778.22 = 102,347.35/x
  3. Step 3: Cross multiply
    368,559.92x = 552,778.22 × 102,347.35
  4. Step 4: Simplify right side
    368,559.92x = 56,575,384,828.64
  5. Step 5: Solve for x
    x = 56,575,384,828.64/368,559.92
  6. Step 6: Final answer
    x = 153,503.90

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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.