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Finding the Fourth Proportional to 536,765.89, 740,732.57 and 295,045.89

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Solution

The fourth proportional to 536,765.89, 740,732.57 and 295,045.89 is: 407,160.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,765.89 : 740,732.57 = 295,045.89 : x
  2. Step 2: Convert to fraction form
    536,765.89/740,732.57 = 295,045.89/x
  3. Step 3: Cross multiply
    536,765.89x = 740,732.57 × 295,045.89
  4. Step 4: Simplify right side
    536,765.89x = 218,550,102,217.52
  5. Step 5: Solve for x
    x = 218,550,102,217.52/536,765.89
  6. Step 6: Final answer
    x = 407,160.94

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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.