Home / 451,499.75-623,166.86-270,252.13

Finding the Fourth Proportional to 451,499.75, 623,166.86 and 270,252.13

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Solution

The fourth proportional to 451,499.75, 623,166.86 and 270,252.13 is: 373,006.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,499.75 : 623,166.86 = 270,252.13 : x
  2. Step 2: Convert to fraction form
    451,499.75/623,166.86 = 270,252.13/x
  3. Step 3: Cross multiply
    451,499.75x = 623,166.86 × 270,252.13
  4. Step 4: Simplify right side
    451,499.75x = 168,412,171,260.41
  5. Step 5: Solve for x
    x = 168,412,171,260.41/451,499.75
  6. Step 6: Final answer
    x = 373,006.12

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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.