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Finding the Fourth Proportional to 504,596.75, 756,895.13 and 205,240.19

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Solution

The fourth proportional to 504,596.75, 756,895.13 and 205,240.19 is: 307,860.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,596.75 : 756,895.13 = 205,240.19 : x
  2. Step 2: Convert to fraction form
    504,596.75/756,895.13 = 205,240.19/x
  3. Step 3: Cross multiply
    504,596.75x = 756,895.13 × 205,240.19
  4. Step 4: Simplify right side
    504,596.75x = 155,345,299,265.07
  5. Step 5: Solve for x
    x = 155,345,299,265.07/504,596.75
  6. Step 6: Final answer
    x = 307,860.29

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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.