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Finding the Fourth Proportional to 543,608.96, 750,199.30 and 301,895.53

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Solution

The fourth proportional to 543,608.96, 750,199.30 and 301,895.53 is: 416,626.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,608.96 : 750,199.30 = 301,895.53 : x
  2. Step 2: Convert to fraction form
    543,608.96/750,199.30 = 301,895.53/x
  3. Step 3: Cross multiply
    543,608.96x = 750,199.30 × 301,895.53
  4. Step 4: Simplify right side
    543,608.96x = 226,481,812,648.89
  5. Step 5: Solve for x
    x = 226,481,812,648.89/543,608.96
  6. Step 6: Final answer
    x = 416,626.35

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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.