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Finding the Fourth Proportional to 6,603,611.10, 9,905,416.65 and 4,796,711.70

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Solution

The fourth proportional to 6,603,611.10, 9,905,416.65 and 4,796,711.70 is: 7,195,067.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,603,611.10 : 9,905,416.65 = 4,796,711.70 : x
  2. Step 2: Convert to fraction form
    6,603,611.10/9,905,416.65 = 4,796,711.70/x
  3. Step 3: Cross multiply
    6,603,611.10x = 9,905,416.65 × 4,796,711.70
  4. Step 4: Simplify right side
    6,603,611.10x = 47,513,427,938,429.81
  5. Step 5: Solve for x
    x = 47,513,427,938,429.81/6,603,611.10
  6. Step 6: Final answer
    x = 7,195,067.55

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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.