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Finding the Fourth Proportional to 2,933,276.40, 4,398,602.40 and 1,135,562.40

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Solution

The fourth proportional to 2,933,276.40, 4,398,602.40 and 1,135,562.40 is: 1,702,835.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933,276.40 : 4,398,602.40 = 1,135,562.40 : x
  2. Step 2: Convert to fraction form
    2,933,276.40/4,398,602.40 = 1,135,562.40/x
  3. Step 3: Cross multiply
    2,933,276.40x = 4,398,602.40 × 1,135,562.40
  4. Step 4: Simplify right side
    2,933,276.40x = 4,994,887,497,989.76
  5. Step 5: Solve for x
    x = 4,994,887,497,989.76/2,933,276.40
  6. Step 6: Final answer
    x = 1,702,835.61

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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.