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Finding the Fourth Proportional to 8,734,562.40, 13,101,843.60 and 4,473,314.40

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Solution

The fourth proportional to 8,734,562.40, 13,101,843.60 and 4,473,314.40 is: 6,709,971.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,734,562.40 : 13,101,843.60 = 4,473,314.40 : x
  2. Step 2: Convert to fraction form
    8,734,562.40/13,101,843.60 = 4,473,314.40/x
  3. Step 3: Cross multiply
    8,734,562.40x = 13,101,843.60 × 4,473,314.40
  4. Step 4: Simplify right side
    8,734,562.40x = 58,608,665,642,427.84
  5. Step 5: Solve for x
    x = 58,608,665,642,427.84/8,734,562.40
  6. Step 6: Final answer
    x = 6,709,971.60

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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.