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Finding the Fourth Proportional to 343,219.58, 514,821.93 and 93,901.58

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Solution

The fourth proportional to 343,219.58, 514,821.93 and 93,901.58 is: 140,850.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,219.58 : 514,821.93 = 93,901.58 : x
  2. Step 2: Convert to fraction form
    343,219.58/514,821.93 = 93,901.58/x
  3. Step 3: Cross multiply
    343,219.58x = 514,821.93 × 93,901.58
  4. Step 4: Simplify right side
    343,219.58x = 48,342,592,645.65
  5. Step 5: Solve for x
    x = 48,342,592,645.65/343,219.58
  6. Step 6: Final answer
    x = 140,850.33

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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.