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Finding the Fourth Proportional to 224,339.39, 336,509.22 and 66,566.45

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Solution

The fourth proportional to 224,339.39, 336,509.22 and 66,566.45 is: 99,849.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,339.39 : 336,509.22 = 66,566.45 : x
  2. Step 2: Convert to fraction form
    224,339.39/336,509.22 = 66,566.45/x
  3. Step 3: Cross multiply
    224,339.39x = 336,509.22 × 66,566.45
  4. Step 4: Simplify right side
    224,339.39x = 22,400,222,485.12
  5. Step 5: Solve for x
    x = 22,400,222,485.12/224,339.39
  6. Step 6: Final answer
    x = 99,849.71

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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.