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Finding the Fourth Proportional to 5,842,050.81, 8,763,346.88 and 1,798,719.75

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Solution

The fourth proportional to 5,842,050.81, 8,763,346.88 and 1,798,719.75 is: 2,698,162.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,842,050.81 : 8,763,346.88 = 1,798,719.75 : x
  2. Step 2: Convert to fraction form
    5,842,050.81/8,763,346.88 = 1,798,719.75/x
  3. Step 3: Cross multiply
    5,842,050.81x = 8,763,346.88 × 1,798,719.75
  4. Step 4: Simplify right side
    5,842,050.81x = 15,762,805,100,163.28
  5. Step 5: Solve for x
    x = 15,762,805,100,163.28/5,842,050.81
  6. Step 6: Final answer
    x = 2,698,162.96

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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.