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Finding the Fourth Proportional to 293,998.56, 440,442.88 and 173,696.55

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Solution

The fourth proportional to 293,998.56, 440,442.88 and 173,696.55 is: 260,216.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,998.56 : 440,442.88 = 173,696.55 : x
  2. Step 2: Convert to fraction form
    293,998.56/440,442.88 = 173,696.55/x
  3. Step 3: Cross multiply
    293,998.56x = 440,442.88 × 173,696.55
  4. Step 4: Simplify right side
    293,998.56x = 76,503,406,642.16
  5. Step 5: Solve for x
    x = 76,503,406,642.16/293,998.56
  6. Step 6: Final answer
    x = 260,216.95

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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.