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Finding the Fourth Proportional to 8,051,693.70, 11,287,301.10 and 8,051,693.70

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Solution

The fourth proportional to 8,051,693.70, 11,287,301.10 and 8,051,693.70 is: 11,287,301.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,051,693.70 : 11,287,301.10 = 8,051,693.70 : x
  2. Step 2: Convert to fraction form
    8,051,693.70/11,287,301.10 = 8,051,693.70/x
  3. Step 3: Cross multiply
    8,051,693.70x = 11,287,301.10 × 8,051,693.70
  4. Step 4: Simplify right side
    8,051,693.70x = 90,881,891,156,873.06
  5. Step 5: Solve for x
    x = 90,881,891,156,873.06/8,051,693.70
  6. Step 6: Final answer
    x = 11,287,301.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.