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Finding the Fourth Proportional to 16,438,581.30, 23,064,402.30 and 16,438,581.30

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Solution

The fourth proportional to 16,438,581.30, 23,064,402.30 and 16,438,581.30 is: 23,064,402.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,438,581.30 : 23,064,402.30 = 16,438,581.30 : x
  2. Step 2: Convert to fraction form
    16,438,581.30/23,064,402.30 = 16,438,581.30/x
  3. Step 3: Cross multiply
    16,438,581.30x = 23,064,402.30 × 16,438,581.30
  4. Step 4: Simplify right side
    16,438,581.30x = 379,146,052,344,457
  5. Step 5: Solve for x
    x = 379,146,052,344,457/16,438,581.30
  6. Step 6: Final answer
    x = 23,064,402.30

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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.