Home / 421,024.23-580,968.65-248,948.74

Finding the Fourth Proportional to 421,024.23, 580,968.65 and 248,948.74

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Solution

The fourth proportional to 421,024.23, 580,968.65 and 248,948.74 is: 343,522.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    421,024.23 : 580,968.65 = 248,948.74 : x
  2. Step 2: Convert to fraction form
    421,024.23/580,968.65 = 248,948.74/x
  3. Step 3: Cross multiply
    421,024.23x = 580,968.65 × 248,948.74
  4. Step 4: Simplify right side
    421,024.23x = 144,631,414,745.58
  5. Step 5: Solve for x
    x = 144,631,414,745.58/421,024.23
  6. Step 6: Final answer
    x = 343,522.78

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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.