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Finding the Fourth Proportional to 26,415,045.30, 37,031,451.90 and 26,415,045.30

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Solution

The fourth proportional to 26,415,045.30, 37,031,451.90 and 26,415,045.30 is: 37,031,451.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,415,045.30 : 37,031,451.90 = 26,415,045.30 : x
  2. Step 2: Convert to fraction form
    26,415,045.30/37,031,451.90 = 26,415,045.30/x
  3. Step 3: Cross multiply
    26,415,045.30x = 37,031,451.90 × 26,415,045.30
  4. Step 4: Simplify right side
    26,415,045.30x = 978,187,479,463,271
  5. Step 5: Solve for x
    x = 978,187,479,463,271/26,415,045.30
  6. Step 6: Final answer
    x = 37,031,451.90

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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.