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Finding the Fourth Proportional to 636,597.07, 954,881.74 and 299,450.85

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Solution

The fourth proportional to 636,597.07, 954,881.74 and 299,450.85 is: 449,169.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,597.07 : 954,881.74 = 299,450.85 : x
  2. Step 2: Convert to fraction form
    636,597.07/954,881.74 = 299,450.85/x
  3. Step 3: Cross multiply
    636,597.07x = 954,881.74 × 299,450.85
  4. Step 4: Simplify right side
    636,597.07x = 285,940,148,692.48
  5. Step 5: Solve for x
    x = 285,940,148,692.48/636,597.07
  6. Step 6: Final answer
    x = 449,169.75

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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.