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Finding the Fourth Proportional to 8,983,347.40, 13,475,021.10 and 2,593,808.20

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Solution

The fourth proportional to 8,983,347.40, 13,475,021.10 and 2,593,808.20 is: 3,890,712.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,983,347.40 : 13,475,021.10 = 2,593,808.20 : x
  2. Step 2: Convert to fraction form
    8,983,347.40/13,475,021.10 = 2,593,808.20/x
  3. Step 3: Cross multiply
    8,983,347.40x = 13,475,021.10 × 2,593,808.20
  4. Step 4: Simplify right side
    8,983,347.40x = 34,951,620,224,353.02
  5. Step 5: Solve for x
    x = 34,951,620,224,353.02/8,983,347.40
  6. Step 6: Final answer
    x = 3,890,712.30

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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.