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Finding the Fourth Proportional to 6,804,228.60, 10,206,342.90 and 6,260,977.80

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Solution

The fourth proportional to 6,804,228.60, 10,206,342.90 and 6,260,977.80 is: 9,391,466.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,804,228.60 : 10,206,342.90 = 6,260,977.80 : x
  2. Step 2: Convert to fraction form
    6,804,228.60/10,206,342.90 = 6,260,977.80/x
  3. Step 3: Cross multiply
    6,804,228.60x = 10,206,342.90 × 6,260,977.80
  4. Step 4: Simplify right side
    6,804,228.60x = 63,901,686,316,087.62
  5. Step 5: Solve for x
    x = 63,901,686,316,087.62/6,804,228.60
  6. Step 6: Final answer
    x = 9,391,466.70

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.