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Finding the Fourth Proportional to 864,662.32, 1,184,581.85 and 832,328.24

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Solution

The fourth proportional to 864,662.32, 1,184,581.85 and 832,328.24 is: 1,140,284.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,662.32 : 1,184,581.85 = 832,328.24 : x
  2. Step 2: Convert to fraction form
    864,662.32/1,184,581.85 = 832,328.24/x
  3. Step 3: Cross multiply
    864,662.32x = 1,184,581.85 × 832,328.24
  4. Step 4: Simplify right side
    864,662.32x = 985,960,926,346.44
  5. Step 5: Solve for x
    x = 985,960,926,346.44/864,662.32
  6. Step 6: Final answer
    x = 1,140,284.37

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.