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Finding the Fourth Proportional to 216,314.42, 324,019.04 and 173,965.59

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Solution

The fourth proportional to 216,314.42, 324,019.04 and 173,965.59 is: 260,584.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,314.42 : 324,019.04 = 173,965.59 : x
  2. Step 2: Convert to fraction form
    216,314.42/324,019.04 = 173,965.59/x
  3. Step 3: Cross multiply
    216,314.42x = 324,019.04 × 173,965.59
  4. Step 4: Simplify right side
    216,314.42x = 56,368,162,595.01
  5. Step 5: Solve for x
    x = 56,368,162,595.01/216,314.42
  6. Step 6: Final answer
    x = 260,584.40

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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.