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Finding the Fourth Proportional to 2,506,163, 3,759,668.92 and 864,394.44

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Solution

The fourth proportional to 2,506,163, 3,759,668.92 and 864,394.44 is: 1,296,738.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,506,163 : 3,759,668.92 = 864,394.44 : x
  2. Step 2: Convert to fraction form
    2,506,163/3,759,668.92 = 864,394.44/x
  3. Step 3: Cross multiply
    2,506,163x = 3,759,668.92 × 864,394.44
  4. Step 4: Simplify right side
    2,506,163x = 3,249,836,910,688.81
  5. Step 5: Solve for x
    x = 3,249,836,910,688.81/2,506,163
  6. Step 6: Final answer
    x = 1,296,738.05

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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.