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Finding the Fourth Proportional to 373,554.90, 560,336.40 and 107,317.62

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Solution

The fourth proportional to 373,554.90, 560,336.40 and 107,317.62 is: 160,977.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,554.90 : 560,336.40 = 107,317.62 : x
  2. Step 2: Convert to fraction form
    373,554.90/560,336.40 = 107,317.62/x
  3. Step 3: Cross multiply
    373,554.90x = 560,336.40 × 107,317.62
  4. Step 4: Simplify right side
    373,554.90x = 60,133,968,847.37
  5. Step 5: Solve for x
    x = 60,133,968,847.37/373,554.90
  6. Step 6: Final answer
    x = 160,977.59

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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.