Home / 306,746.22-423,279.63-179,396.94

Finding the Fourth Proportional to 306,746.22, 423,279.63 and 179,396.94

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Solution

The fourth proportional to 306,746.22, 423,279.63 and 179,396.94 is: 247,550.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,746.22 : 423,279.63 = 179,396.94 : x
  2. Step 2: Convert to fraction form
    306,746.22/423,279.63 = 179,396.94/x
  3. Step 3: Cross multiply
    306,746.22x = 423,279.63 × 179,396.94
  4. Step 4: Simplify right side
    306,746.22x = 75,935,070,386.33
  5. Step 5: Solve for x
    x = 75,935,070,386.33/306,746.22
  6. Step 6: Final answer
    x = 247,550.14

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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.