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Finding the Fourth Proportional to 4,513,161.69, 6,769,668.65 and 1,817,419.01

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Solution

The fourth proportional to 4,513,161.69, 6,769,668.65 and 1,817,419.01 is: 2,726,098.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,513,161.69 : 6,769,668.65 = 1,817,419.01 : x
  2. Step 2: Convert to fraction form
    4,513,161.69/6,769,668.65 = 1,817,419.01/x
  3. Step 3: Cross multiply
    4,513,161.69x = 6,769,668.65 × 1,817,419.01
  4. Step 4: Simplify right side
    4,513,161.69x = 12,303,324,452,975.60
  5. Step 5: Solve for x
    x = 12,303,324,452,975.60/4,513,161.69
  6. Step 6: Final answer
    x = 2,726,098.75

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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.