Home / 619,600.48-929,025.87-277,981.36

Finding the Fourth Proportional to 619,600.48, 929,025.87 and 277,981.36

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Solution

The fourth proportional to 619,600.48, 929,025.87 and 277,981.36 is: 416,803.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,600.48 : 929,025.87 = 277,981.36 : x
  2. Step 2: Convert to fraction form
    619,600.48/929,025.87 = 277,981.36/x
  3. Step 3: Cross multiply
    619,600.48x = 929,025.87 × 277,981.36
  4. Step 4: Simplify right side
    619,600.48x = 258,251,874,817.78
  5. Step 5: Solve for x
    x = 258,251,874,817.78/619,600.48
  6. Step 6: Final answer
    x = 416,803.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.