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Finding the Fourth Proportional to 7,894,583.91, 10,893,366.36 and 4,409,493.30

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Solution

The fourth proportional to 7,894,583.91, 10,893,366.36 and 4,409,493.30 is: 6,084,453.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,894,583.91 : 10,893,366.36 = 4,409,493.30 : x
  2. Step 2: Convert to fraction form
    7,894,583.91/10,893,366.36 = 4,409,493.30/x
  3. Step 3: Cross multiply
    7,894,583.91x = 10,893,366.36 × 4,409,493.30
  4. Step 4: Simplify right side
    7,894,583.91x = 48,034,225,978,865.38
  5. Step 5: Solve for x
    x = 48,034,225,978,865.38/7,894,583.91
  6. Step 6: Final answer
    x = 6,084,453.16

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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.