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Finding the Fourth Proportional to 481,580.48, 663,060.48 and 424,184

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Solution

The fourth proportional to 481,580.48, 663,060.48 and 424,184 is: 584,034.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,580.48 : 663,060.48 = 424,184 : x
  2. Step 2: Convert to fraction form
    481,580.48/663,060.48 = 424,184/x
  3. Step 3: Cross multiply
    481,580.48x = 663,060.48 × 424,184
  4. Step 4: Simplify right side
    481,580.48x = 281,259,646,648.32
  5. Step 5: Solve for x
    x = 281,259,646,648.32/481,580.48
  6. Step 6: Final answer
    x = 584,034.57

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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.