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Finding the Fourth Proportional to 536,675.18, 740,625.32 and 294,963.89

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Solution

The fourth proportional to 536,675.18, 740,625.32 and 294,963.89 is: 407,057.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,675.18 : 740,625.32 = 294,963.89 : x
  2. Step 2: Convert to fraction form
    536,675.18/740,625.32 = 294,963.89/x
  3. Step 3: Cross multiply
    536,675.18x = 740,625.32 × 294,963.89
  4. Step 4: Simplify right side
    536,675.18x = 218,457,722,453.98
  5. Step 5: Solve for x
    x = 218,457,722,453.98/536,675.18
  6. Step 6: Final answer
    x = 407,057.63

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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.