Home / 628,285.78-867,044.73-341,806.06

Finding the Fourth Proportional to 628,285.78, 867,044.73 and 341,806.06

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Solution

The fourth proportional to 628,285.78, 867,044.73 and 341,806.06 is: 471,698.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,285.78 : 867,044.73 = 341,806.06 : x
  2. Step 2: Convert to fraction form
    628,285.78/867,044.73 = 341,806.06/x
  3. Step 3: Cross multiply
    628,285.78x = 867,044.73 × 341,806.06
  4. Step 4: Simplify right side
    628,285.78x = 296,361,143,005.06
  5. Step 5: Solve for x
    x = 296,361,143,005.06/628,285.78
  6. Step 6: Final answer
    x = 471,698.00

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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.