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Finding the Fourth Proportional to 536,790.93, 740,780.69 and 295,083.69

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Solution

The fourth proportional to 536,790.93, 740,780.69 and 295,083.69 is: 407,220.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,790.93 : 740,780.69 = 295,083.69 : x
  2. Step 2: Convert to fraction form
    536,790.93/740,780.69 = 295,083.69/x
  3. Step 3: Cross multiply
    536,790.93x = 740,780.69 × 295,083.69
  4. Step 4: Simplify right side
    536,790.93x = 218,592,298,010.53
  5. Step 5: Solve for x
    x = 218,592,298,010.53/536,790.93
  6. Step 6: Final answer
    x = 407,220.55

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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.