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Finding the Fourth Proportional to 6,312,195.92, 8,708,382.60 and 4,019,946.32

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Solution

The fourth proportional to 6,312,195.92, 8,708,382.60 and 4,019,946.32 is: 5,545,967.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,312,195.92 : 8,708,382.60 = 4,019,946.32 : x
  2. Step 2: Convert to fraction form
    6,312,195.92/8,708,382.60 = 4,019,946.32/x
  3. Step 3: Cross multiply
    6,312,195.92x = 8,708,382.60 × 4,019,946.32
  4. Step 4: Simplify right side
    6,312,195.92x = 35,007,230,586,022.03
  5. Step 5: Solve for x
    x = 35,007,230,586,022.03/6,312,195.92
  6. Step 6: Final answer
    x = 5,545,967.05

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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.