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Finding the Fourth Proportional to 224,400.30, 309,630.11 and 133,764.71

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Solution

The fourth proportional to 224,400.30, 309,630.11 and 133,764.71 is: 184,570.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,400.30 : 309,630.11 = 133,764.71 : x
  2. Step 2: Convert to fraction form
    224,400.30/309,630.11 = 133,764.71/x
  3. Step 3: Cross multiply
    224,400.30x = 309,630.11 × 133,764.71
  4. Step 4: Simplify right side
    224,400.30x = 41,417,581,871.42
  5. Step 5: Solve for x
    x = 41,417,581,871.42/224,400.30
  6. Step 6: Final answer
    x = 184,570.08

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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.