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Finding the Fourth Proportional to 405,236.52, 559,091.97 and 244,030.32

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Solution

The fourth proportional to 405,236.52, 559,091.97 and 244,030.32 is: 336,680.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,236.52 : 559,091.97 = 244,030.32 : x
  2. Step 2: Convert to fraction form
    405,236.52/559,091.97 = 244,030.32/x
  3. Step 3: Cross multiply
    405,236.52x = 559,091.97 × 244,030.32
  4. Step 4: Simplify right side
    405,236.52x = 136,435,392,348.53
  5. Step 5: Solve for x
    x = 136,435,392,348.53/405,236.52
  6. Step 6: Final answer
    x = 336,680.89

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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.