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Finding the Fourth Proportional to 5,793,863.10, 8,691,831.45 and 2,428,410.30

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Solution

The fourth proportional to 5,793,863.10, 8,691,831.45 and 2,428,410.30 is: 3,643,050.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,793,863.10 : 8,691,831.45 = 2,428,410.30 : x
  2. Step 2: Convert to fraction form
    5,793,863.10/8,691,831.45 = 2,428,410.30/x
  3. Step 3: Cross multiply
    5,793,863.10x = 8,691,831.45 × 2,428,410.30
  4. Step 4: Simplify right side
    5,793,863.10x = 21,107,333,019,043.93
  5. Step 5: Solve for x
    x = 21,107,333,019,043.93/5,793,863.10
  6. Step 6: Final answer
    x = 3,643,050.01

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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.