Home / 534,835.12-738,078.12-293,112.39

Finding the Fourth Proportional to 534,835.12, 738,078.12 and 293,112.39

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Solution

The fourth proportional to 534,835.12, 738,078.12 and 293,112.39 is: 404,498.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,835.12 : 738,078.12 = 293,112.39 : x
  2. Step 2: Convert to fraction form
    534,835.12/738,078.12 = 293,112.39/x
  3. Step 3: Cross multiply
    534,835.12x = 738,078.12 × 293,112.39
  4. Step 4: Simplify right side
    534,835.12x = 216,339,841,759.91
  5. Step 5: Solve for x
    x = 216,339,841,759.91/534,835.12
  6. Step 6: Final answer
    x = 404,498.20

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1.5x scale

Why These Related Problems?

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