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Finding the Fourth Proportional to 228,347.59, 342,522.81 and 59,866.40

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Solution

The fourth proportional to 228,347.59, 342,522.81 and 59,866.40 is: 89,799.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,347.59 : 342,522.81 = 59,866.40 : x
  2. Step 2: Convert to fraction form
    228,347.59/342,522.81 = 59,866.40/x
  3. Step 3: Cross multiply
    228,347.59x = 342,522.81 × 59,866.40
  4. Step 4: Simplify right side
    228,347.59x = 20,505,607,552.58
  5. Step 5: Solve for x
    x = 20,505,607,552.58/228,347.59
  6. Step 6: Final answer
    x = 89,799.97

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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.