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Finding the Fourth Proportional to 216,441.95, 324,662.90 and 58,670.39

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Solution

The fourth proportional to 216,441.95, 324,662.90 and 58,670.39 is: 88,005.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,441.95 : 324,662.90 = 58,670.39 : x
  2. Step 2: Convert to fraction form
    216,441.95/324,662.90 = 58,670.39/x
  3. Step 3: Cross multiply
    216,441.95x = 324,662.90 × 58,670.39
  4. Step 4: Simplify right side
    216,441.95x = 19,048,099,479.84
  5. Step 5: Solve for x
    x = 19,048,099,479.84/216,441.95
  6. Step 6: Final answer
    x = 88,005.58

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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.