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Finding the Fourth Proportional to 277,668.85, 382,896.61 and 237,515.53

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Solution

The fourth proportional to 277,668.85, 382,896.61 and 237,515.53 is: 327,526.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,668.85 : 382,896.61 = 237,515.53 : x
  2. Step 2: Convert to fraction form
    277,668.85/382,896.61 = 237,515.53/x
  3. Step 3: Cross multiply
    277,668.85x = 382,896.61 × 237,515.53
  4. Step 4: Simplify right side
    277,668.85x = 90,943,891,259.35
  5. Step 5: Solve for x
    x = 90,943,891,259.35/277,668.85
  6. Step 6: Final answer
    x = 327,526.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.