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Finding the Fourth Proportional to 5,884,464.80, 8,826,697.20 and 4,889,136.80

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Solution

The fourth proportional to 5,884,464.80, 8,826,697.20 and 4,889,136.80 is: 7,333,705.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,884,464.80 : 8,826,697.20 = 4,889,136.80 : x
  2. Step 2: Convert to fraction form
    5,884,464.80/8,826,697.20 = 4,889,136.80/x
  3. Step 3: Cross multiply
    5,884,464.80x = 8,826,697.20 × 4,889,136.80
  4. Step 4: Simplify right side
    5,884,464.80x = 43,154,930,102,976.95
  5. Step 5: Solve for x
    x = 43,154,930,102,976.95/5,884,464.80
  6. Step 6: Final answer
    x = 7,333,705.20

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Double scale
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Similar ratio
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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.