Home / 456,218.06-629,571.71-252,277.58

Finding the Fourth Proportional to 456,218.06, 629,571.71 and 252,277.58

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Solution

The fourth proportional to 456,218.06, 629,571.71 and 252,277.58 is: 348,137.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,218.06 : 629,571.71 = 252,277.58 : x
  2. Step 2: Convert to fraction form
    456,218.06/629,571.71 = 252,277.58/x
  3. Step 3: Cross multiply
    456,218.06x = 629,571.71 × 252,277.58
  4. Step 4: Simplify right side
    456,218.06x = 158,826,823,026.02
  5. Step 5: Solve for x
    x = 158,826,823,026.02/456,218.06
  6. Step 6: Final answer
    x = 348,137.96

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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.