Home / 451,531.59-623,120.82-247,601.13

Finding the Fourth Proportional to 451,531.59, 623,120.82 and 247,601.13

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Solution

The fourth proportional to 451,531.59, 623,120.82 and 247,601.13 is: 341,693.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,531.59 : 623,120.82 = 247,601.13 : x
  2. Step 2: Convert to fraction form
    451,531.59/623,120.82 = 247,601.13/x
  3. Step 3: Cross multiply
    451,531.59x = 623,120.82 × 247,601.13
  4. Step 4: Simplify right side
    451,531.59x = 154,285,414,804.92
  5. Step 5: Solve for x
    x = 154,285,414,804.92/451,531.59
  6. Step 6: Final answer
    x = 341,693.52

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1.5x scale

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.