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Finding the Fourth Proportional to 294,344.01, 441,581.63 and 107,355.51

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Solution

The fourth proportional to 294,344.01, 441,581.63 and 107,355.51 is: 161,057.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,344.01 : 441,581.63 = 107,355.51 : x
  2. Step 2: Convert to fraction form
    294,344.01/441,581.63 = 107,355.51/x
  3. Step 3: Cross multiply
    294,344.01x = 441,581.63 × 107,355.51
  4. Step 4: Simplify right side
    294,344.01x = 47,406,220,558.50
  5. Step 5: Solve for x
    x = 47,406,220,558.50/294,344.01
  6. Step 6: Final answer
    x = 161,057.19

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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.