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Finding the Fourth Proportional to 41,220,031.80, 57,632,461.80 and 41,220,031.80

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Solution

The fourth proportional to 41,220,031.80, 57,632,461.80 and 41,220,031.80 is: 57,632,461.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,220,031.80 : 57,632,461.80 = 41,220,031.80 : x
  2. Step 2: Convert to fraction form
    41,220,031.80/57,632,461.80 = 41,220,031.80/x
  3. Step 3: Cross multiply
    41,220,031.80x = 57,632,461.80 × 41,220,031.80
  4. Step 4: Simplify right side
    41,220,031.80x = 2,375,611,908,108,285
  5. Step 5: Solve for x
    x = 2,375,611,908,108,285/41,220,031.80
  6. Step 6: Final answer
    x = 57,632,461.80

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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.