Home / 627,355.53-940,975.58-206,631.41

Finding the Fourth Proportional to 627,355.53, 940,975.58 and 206,631.41

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Solution

The fourth proportional to 627,355.53, 940,975.58 and 206,631.41 is: 309,928.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,355.53 : 940,975.58 = 206,631.41 : x
  2. Step 2: Convert to fraction form
    627,355.53/940,975.58 = 206,631.41/x
  3. Step 3: Cross multiply
    627,355.53x = 940,975.58 × 206,631.41
  4. Step 4: Simplify right side
    627,355.53x = 194,435,106,682.67
  5. Step 5: Solve for x
    x = 194,435,106,682.67/627,355.53
  6. Step 6: Final answer
    x = 309,928.10

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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.