Home / 454,125.75-626,693.54-252,921.75

Finding the Fourth Proportional to 454,125.75, 626,693.54 and 252,921.75

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Solution

The fourth proportional to 454,125.75, 626,693.54 and 252,921.75 is: 349,032.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,125.75 : 626,693.54 = 252,921.75 : x
  2. Step 2: Convert to fraction form
    454,125.75/626,693.54 = 252,921.75/x
  3. Step 3: Cross multiply
    454,125.75x = 626,693.54 × 252,921.75
  4. Step 4: Simplify right side
    454,125.75x = 158,504,425,585.89
  5. Step 5: Solve for x
    x = 158,504,425,585.89/454,125.75
  6. Step 6: Final answer
    x = 349,032.02

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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.