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Finding the Fourth Proportional to 262,010,060.70, 392,259,263.85 and 262,010,060.70

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Solution

The fourth proportional to 262,010,060.70, 392,259,263.85 and 262,010,060.70 is: 392,259,263.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,010,060.70 : 392,259,263.85 = 262,010,060.70 : x
  2. Step 2: Convert to fraction form
    262,010,060.70/392,259,263.85 = 262,010,060.70/x
  3. Step 3: Cross multiply
    262,010,060.70x = 392,259,263.85 × 262,010,060.70
  4. Step 4: Simplify right side
    262,010,060.70x = 102,775,873,531,475,824
  5. Step 5: Solve for x
    x = 102,775,873,531,475,824/262,010,060.70
  6. Step 6: Final answer
    x = 392,259,263.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.