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Finding the Fourth Proportional to 6,652,215.95, 9,978,323.93 and 2,873,079.95

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Solution

The fourth proportional to 6,652,215.95, 9,978,323.93 and 2,873,079.95 is: 4,309,619.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,652,215.95 : 9,978,323.93 = 2,873,079.95 : x
  2. Step 2: Convert to fraction form
    6,652,215.95/9,978,323.93 = 2,873,079.95/x
  3. Step 3: Cross multiply
    6,652,215.95x = 9,978,323.93 × 2,873,079.95
  4. Step 4: Simplify right side
    6,652,215.95x = 28,668,522,403,522.81
  5. Step 5: Solve for x
    x = 28,668,522,403,522.81/6,652,215.95
  6. Step 6: Final answer
    x = 4,309,619.93

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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.