Home / 451,451.88-623,000.16-247,500.36

Finding the Fourth Proportional to 451,451.88, 623,000.16 and 247,500.36

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Solution

The fourth proportional to 451,451.88, 623,000.16 and 247,500.36 is: 341,548.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,451.88 : 623,000.16 = 247,500.36 : x
  2. Step 2: Convert to fraction form
    451,451.88/623,000.16 = 247,500.36/x
  3. Step 3: Cross multiply
    451,451.88x = 623,000.16 × 247,500.36
  4. Step 4: Simplify right side
    451,451.88x = 154,192,763,880.06
  5. Step 5: Solve for x
    x = 154,192,763,880.06/451,451.88
  6. Step 6: Final answer
    x = 341,548.61

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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.