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Finding the Fourth Proportional to 536,750.72, 740,700.96 and 295,033.76

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Solution

The fourth proportional to 536,750.72, 740,700.96 and 295,033.76 is: 407,138.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,750.72 : 740,700.96 = 295,033.76 : x
  2. Step 2: Convert to fraction form
    536,750.72/740,700.96 = 295,033.76/x
  3. Step 3: Cross multiply
    536,750.72x = 740,700.96 × 295,033.76
  4. Step 4: Simplify right side
    536,750.72x = 218,531,789,264.41
  5. Step 5: Solve for x
    x = 218,531,789,264.41/536,750.72
  6. Step 6: Final answer
    x = 407,138.33

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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.