Home / 681,098.22-939,922.18-375,176.00

Finding the Fourth Proportional to 681,098.22, 939,922.18 and 375,176.00

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Solution

The fourth proportional to 681,098.22, 939,922.18 and 375,176.00 is: 517,746.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,098.22 : 939,922.18 = 375,176.00 : x
  2. Step 2: Convert to fraction form
    681,098.22/939,922.18 = 375,176.00/x
  3. Step 3: Cross multiply
    681,098.22x = 939,922.18 × 375,176.00
  4. Step 4: Simplify right side
    681,098.22x = 352,636,245,215.55
  5. Step 5: Solve for x
    x = 352,636,245,215.55/681,098.22
  6. Step 6: Final answer
    x = 517,746.54

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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.