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Finding the Fourth Proportional to 2,583,108.76, 3,874,808.88 and 786,050.80

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Solution

The fourth proportional to 2,583,108.76, 3,874,808.88 and 786,050.80 is: 1,179,120.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,583,108.76 : 3,874,808.88 = 786,050.80 : x
  2. Step 2: Convert to fraction form
    2,583,108.76/3,874,808.88 = 786,050.80/x
  3. Step 3: Cross multiply
    2,583,108.76x = 3,874,808.88 × 786,050.80
  4. Step 4: Simplify right side
    2,583,108.76x = 3,045,796,619,971.10
  5. Step 5: Solve for x
    x = 3,045,796,619,971.10/2,583,108.76
  6. Step 6: Final answer
    x = 1,179,120.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.