Home / 296,788.66-409,556.45-174,264.72

Finding the Fourth Proportional to 296,788.66, 409,556.45 and 174,264.72

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Solution

The fourth proportional to 296,788.66, 409,556.45 and 174,264.72 is: 240,478.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,788.66 : 409,556.45 = 174,264.72 : x
  2. Step 2: Convert to fraction form
    296,788.66/409,556.45 = 174,264.72/x
  3. Step 3: Cross multiply
    296,788.66x = 409,556.45 × 174,264.72
  4. Step 4: Simplify right side
    296,788.66x = 71,371,238,983.27
  5. Step 5: Solve for x
    x = 71,371,238,983.27/296,788.66
  6. Step 6: Final answer
    x = 240,478.32

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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.