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Finding the Fourth Proportional to 224,335.79, 309,575.79 and 133,644.77

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Solution

The fourth proportional to 224,335.79, 309,575.79 and 133,644.77 is: 184,425.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,335.79 : 309,575.79 = 133,644.77 : x
  2. Step 2: Convert to fraction form
    224,335.79/309,575.79 = 133,644.77/x
  3. Step 3: Cross multiply
    224,335.79x = 309,575.79 × 133,644.77
  4. Step 4: Simplify right side
    224,335.79x = 41,373,185,252.12
  5. Step 5: Solve for x
    x = 41,373,185,252.12/224,335.79
  6. Step 6: Final answer
    x = 184,425.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.