Home / 756,218.52-1,043,542.19-469,732.86

Finding the Fourth Proportional to 756,218.52, 1,043,542.19 and 469,732.86

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Solution

The fourth proportional to 756,218.52, 1,043,542.19 and 469,732.86 is: 648,206.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,218.52 : 1,043,542.19 = 469,732.86 : x
  2. Step 2: Convert to fraction form
    756,218.52/1,043,542.19 = 469,732.86/x
  3. Step 3: Cross multiply
    756,218.52x = 1,043,542.19 × 469,732.86
  4. Step 4: Simplify right side
    756,218.52x = 490,186,055,090.70
  5. Step 5: Solve for x
    x = 490,186,055,090.70/756,218.52
  6. Step 6: Final answer
    x = 648,206.89

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.