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Finding the Fourth Proportional to 237,405.90, 356,108.85 and 79,596.30

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Solution

The fourth proportional to 237,405.90, 356,108.85 and 79,596.30 is: 119,394.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,405.90 : 356,108.85 = 79,596.30 : x
  2. Step 2: Convert to fraction form
    237,405.90/356,108.85 = 79,596.30/x
  3. Step 3: Cross multiply
    237,405.90x = 356,108.85 × 79,596.30
  4. Step 4: Simplify right side
    237,405.90x = 28,344,946,857.26
  5. Step 5: Solve for x
    x = 28,344,946,857.26/237,405.90
  6. Step 6: Final answer
    x = 119,394.45

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1.5x scale

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.