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Finding the Fourth Proportional to 5,782,641.40, 8,673,962.10 and 2,796,657.40

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Solution

The fourth proportional to 5,782,641.40, 8,673,962.10 and 2,796,657.40 is: 4,194,986.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,782,641.40 : 8,673,962.10 = 2,796,657.40 : x
  2. Step 2: Convert to fraction form
    5,782,641.40/8,673,962.10 = 2,796,657.40/x
  3. Step 3: Cross multiply
    5,782,641.40x = 8,673,962.10 × 2,796,657.40
  4. Step 4: Simplify right side
    5,782,641.40x = 24,258,100,294,284.54
  5. Step 5: Solve for x
    x = 24,258,100,294,284.54/5,782,641.40
  6. Step 6: Final answer
    x = 4,194,986.10

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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.