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Finding the Fourth Proportional to 203,246.53, 304,813.90 and 84,898.24

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Solution

The fourth proportional to 203,246.53, 304,813.90 and 84,898.24 is: 127,324.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,246.53 : 304,813.90 = 84,898.24 : x
  2. Step 2: Convert to fraction form
    203,246.53/304,813.90 = 84,898.24/x
  3. Step 3: Cross multiply
    203,246.53x = 304,813.90 × 84,898.24
  4. Step 4: Simplify right side
    203,246.53x = 25,878,162,981.62
  5. Step 5: Solve for x
    x = 25,878,162,981.62/203,246.53
  6. Step 6: Final answer
    x = 127,324.01

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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.