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Finding the Fourth Proportional to 551,188,229,200.70, 826,782,343,801.05 and 551,188,229,200.70

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Solution

The fourth proportional to 551,188,229,200.70, 826,782,343,801.05 and 551,188,229,200.70 is: 826,782,343,801.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,188,229,200.70 : 826,782,343,801.05 = 551,188,229,200.70 : x
  2. Step 2: Convert to fraction form
    551,188,229,200.70/826,782,343,801.05 = 551,188,229,200.70/x
  3. Step 3: Cross multiply
    551,188,229,200.70x = 826,782,343,801.05 × 551,188,229,200.70
  4. Step 4: Simplify right side
    551,188,229,200.70x = 455,712,696,014,105,072,369,664
  5. Step 5: Solve for x
    x = 455,712,696,014,105,072,369,664/551,188,229,200.70
  6. Step 6: Final answer
    x = 826,782,343,801.05

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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.