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Finding the Fourth Proportional to 8,873,229.40, 12,245,064.80 and 4,798,848.40

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Solution

The fourth proportional to 8,873,229.40, 12,245,064.80 and 4,798,848.40 is: 6,622,415.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,873,229.40 : 12,245,064.80 = 4,798,848.40 : x
  2. Step 2: Convert to fraction form
    8,873,229.40/12,245,064.80 = 4,798,848.40/x
  3. Step 3: Cross multiply
    8,873,229.40x = 12,245,064.80 × 4,798,848.40
  4. Step 4: Simplify right side
    8,873,229.40x = 58,762,209,623,376.33
  5. Step 5: Solve for x
    x = 58,762,209,623,376.33/8,873,229.40
  6. Step 6: Final answer
    x = 6,622,415.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.