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Finding the Fourth Proportional to 636,598.07, 954,883.24 and 299,451.85

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Solution

The fourth proportional to 636,598.07, 954,883.24 and 299,451.85 is: 449,171.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,598.07 : 954,883.24 = 299,451.85 : x
  2. Step 2: Convert to fraction form
    636,598.07/954,883.24 = 299,451.85/x
  3. Step 3: Cross multiply
    636,598.07x = 954,883.24 × 299,451.85
  4. Step 4: Simplify right side
    636,598.07x = 285,941,552,751.99
  5. Step 5: Solve for x
    x = 285,941,552,751.99/636,598.07
  6. Step 6: Final answer
    x = 449,171.25

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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.