Home / 641,020.17-961,103.14-352,967.50

Finding the Fourth Proportional to 641,020.17, 961,103.14 and 352,967.50

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Solution

The fourth proportional to 641,020.17, 961,103.14 and 352,967.50 is: 529,216.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,020.17 : 961,103.14 = 352,967.50 : x
  2. Step 2: Convert to fraction form
    641,020.17/961,103.14 = 352,967.50/x
  3. Step 3: Cross multiply
    641,020.17x = 961,103.14 × 352,967.50
  4. Step 4: Simplify right side
    641,020.17x = 339,238,169,282.77
  5. Step 5: Solve for x
    x = 339,238,169,282.77/641,020.17
  6. Step 6: Final answer
    x = 529,216.06

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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.