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Finding the Fourth Proportional to 663,714,003.85, 927,477,736.55 and 663,714,003.85

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Solution

The fourth proportional to 663,714,003.85, 927,477,736.55 and 663,714,003.85 is: 927,477,736.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,714,003.85 : 927,477,736.55 = 663,714,003.85 : x
  2. Step 2: Convert to fraction form
    663,714,003.85/927,477,736.55 = 663,714,003.85/x
  3. Step 3: Cross multiply
    663,714,003.85x = 927,477,736.55 × 663,714,003.85
  4. Step 4: Simplify right side
    663,714,003.85x = 615,579,962,007,335,936
  5. Step 5: Solve for x
    x = 615,579,962,007,335,936/663,714,003.85
  6. Step 6: Final answer
    x = 927,477,736.55

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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.