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Finding the Fourth Proportional to 637,732.70, 956,733.99 and 211,244.37

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Solution

The fourth proportional to 637,732.70, 956,733.99 and 211,244.37 is: 316,911.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,732.70 : 956,733.99 = 211,244.37 : x
  2. Step 2: Convert to fraction form
    637,732.70/956,733.99 = 211,244.37/x
  3. Step 3: Cross multiply
    637,732.70x = 956,733.99 × 211,244.37
  4. Step 4: Simplify right side
    637,732.70x = 202,104,668,975.14
  5. Step 5: Solve for x
    x = 202,104,668,975.14/637,732.70
  6. Step 6: Final answer
    x = 316,911.26

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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.