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Finding the Fourth Proportional to 200,495.89, 300,790.29 and 58,344.52

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Solution

The fourth proportional to 200,495.89, 300,790.29 and 58,344.52 is: 87,530.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,495.89 : 300,790.29 = 58,344.52 : x
  2. Step 2: Convert to fraction form
    200,495.89/300,790.29 = 58,344.52/x
  3. Step 3: Cross multiply
    200,495.89x = 300,790.29 × 58,344.52
  4. Step 4: Simplify right side
    200,495.89x = 17,549,465,090.71
  5. Step 5: Solve for x
    x = 17,549,465,090.71/200,495.89
  6. Step 6: Final answer
    x = 87,530.30

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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.