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Finding the Fourth Proportional to 7,792,025.64, 10,752,978.06 and 4,354,267.02

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Solution

The fourth proportional to 7,792,025.64, 10,752,978.06 and 4,354,267.02 is: 6,008,878.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,792,025.64 : 10,752,978.06 = 4,354,267.02 : x
  2. Step 2: Convert to fraction form
    7,792,025.64/10,752,978.06 = 4,354,267.02/x
  3. Step 3: Cross multiply
    7,792,025.64x = 10,752,978.06 × 4,354,267.02
  4. Step 4: Simplify right side
    7,792,025.64x = 46,821,337,733,441.58
  5. Step 5: Solve for x
    x = 46,821,337,733,441.58/7,792,025.64
  6. Step 6: Final answer
    x = 6,008,878.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.