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Finding the Fourth Proportional to 329,712.87, 494,500.06 and 93,000.19

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Solution

The fourth proportional to 329,712.87, 494,500.06 and 93,000.19 is: 139,480.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,712.87 : 494,500.06 = 93,000.19 : x
  2. Step 2: Convert to fraction form
    329,712.87/494,500.06 = 93,000.19/x
  3. Step 3: Cross multiply
    329,712.87x = 494,500.06 × 93,000.19
  4. Step 4: Simplify right side
    329,712.87x = 45,988,596,597.51
  5. Step 5: Solve for x
    x = 45,988,596,597.51/329,712.87
  6. Step 6: Final answer
    x = 139,480.75

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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.