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Finding the Fourth Proportional to 633,961,705.70, 885,732,402.70 and 633,961,705.70

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Solution

The fourth proportional to 633,961,705.70, 885,732,402.70 and 633,961,705.70 is: 885,732,402.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,961,705.70 : 885,732,402.70 = 633,961,705.70 : x
  2. Step 2: Convert to fraction form
    633,961,705.70/885,732,402.70 = 633,961,705.70/x
  3. Step 3: Cross multiply
    633,961,705.70x = 885,732,402.70 × 633,961,705.70
  4. Step 4: Simplify right side
    633,961,705.70x = 561,520,424,809,451,328
  5. Step 5: Solve for x
    x = 561,520,424,809,451,328/633,961,705.70
  6. Step 6: Final answer
    x = 885,732,402.70

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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.