Home / 833,866.82-1,150,859.68-527,971.68

Finding the Fourth Proportional to 833,866.82, 1,150,859.68 and 527,971.68

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Solution

The fourth proportional to 833,866.82, 1,150,859.68 and 527,971.68 is: 728,679.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,866.82 : 1,150,859.68 = 527,971.68 : x
  2. Step 2: Convert to fraction form
    833,866.82/1,150,859.68 = 527,971.68/x
  3. Step 3: Cross multiply
    833,866.82x = 1,150,859.68 × 527,971.68
  4. Step 4: Simplify right side
    833,866.82x = 607,621,318,693.86
  5. Step 5: Solve for x
    x = 607,621,318,693.86/833,866.82
  6. Step 6: Final answer
    x = 728,679.09

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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.