Home / 636,226.20-954,339.30-192,994.20

Finding the Fourth Proportional to 636,226.20, 954,339.30 and 192,994.20

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Solution

The fourth proportional to 636,226.20, 954,339.30 and 192,994.20 is: 289,491.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,226.20 : 954,339.30 = 192,994.20 : x
  2. Step 2: Convert to fraction form
    636,226.20/954,339.30 = 192,994.20/x
  3. Step 3: Cross multiply
    636,226.20x = 954,339.30 × 192,994.20
  4. Step 4: Simplify right side
    636,226.20x = 184,181,949,732.06
  5. Step 5: Solve for x
    x = 184,181,949,732.06/636,226.20
  6. Step 6: Final answer
    x = 289,491.30

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Half scale
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Double scale
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Similar ratio
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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.