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Finding the Fourth Proportional to 6,241,471.30, 8,749,856.30 and 6,241,471.30

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Solution

The fourth proportional to 6,241,471.30, 8,749,856.30 and 6,241,471.30 is: 8,749,856.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,241,471.30 : 8,749,856.30 = 6,241,471.30 : x
  2. Step 2: Convert to fraction form
    6,241,471.30/8,749,856.30 = 6,241,471.30/x
  3. Step 3: Cross multiply
    6,241,471.30x = 8,749,856.30 × 6,241,471.30
  4. Step 4: Simplify right side
    6,241,471.30x = 54,611,976,975,574.20
  5. Step 5: Solve for x
    x = 54,611,976,975,574.20/6,241,471.30
  6. Step 6: Final answer
    x = 8,749,856.30

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.