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Finding the Fourth Proportional to 758,282,690.70, 1,063,029,039.30 and 758,282,690.70

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Solution

The fourth proportional to 758,282,690.70, 1,063,029,039.30 and 758,282,690.70 is: 1,063,029,039.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,282,690.70 : 1,063,029,039.30 = 758,282,690.70 : x
  2. Step 2: Convert to fraction form
    758,282,690.70/1,063,029,039.30 = 758,282,690.70/x
  3. Step 3: Cross multiply
    758,282,690.70x = 1,063,029,039.30 × 758,282,690.70
  4. Step 4: Simplify right side
    758,282,690.70x = 806,076,520,212,640,000
  5. Step 5: Solve for x
    x = 806,076,520,212,640,000/758,282,690.70
  6. Step 6: Final answer
    x = 1,063,029,039.30

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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.