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Finding the Fourth Proportional to 556,085.43, 834,192.99 and 201,266.55

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Solution

The fourth proportional to 556,085.43, 834,192.99 and 201,266.55 is: 301,923.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,085.43 : 834,192.99 = 201,266.55 : x
  2. Step 2: Convert to fraction form
    556,085.43/834,192.99 = 201,266.55/x
  3. Step 3: Cross multiply
    556,085.43x = 834,192.99 × 201,266.55
  4. Step 4: Simplify right side
    556,085.43x = 167,895,145,131.49
  5. Step 5: Solve for x
    x = 167,895,145,131.49/556,085.43
  6. Step 6: Final answer
    x = 301,923.29

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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.