Home / 677,250.77-1,015,864.54-227,971.61

Finding the Fourth Proportional to 677,250.77, 1,015,864.54 and 227,971.61

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Solution

The fourth proportional to 677,250.77, 1,015,864.54 and 227,971.61 is: 341,953.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,250.77 : 1,015,864.54 = 227,971.61 : x
  2. Step 2: Convert to fraction form
    677,250.77/1,015,864.54 = 227,971.61/x
  3. Step 3: Cross multiply
    677,250.77x = 1,015,864.54 × 227,971.61
  4. Step 4: Simplify right side
    677,250.77x = 231,588,269,076.46
  5. Step 5: Solve for x
    x = 231,588,269,076.46/677,250.77
  6. Step 6: Final answer
    x = 341,953.50

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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.