Home / 454,081.13-626,632.11-263,205.23

Finding the Fourth Proportional to 454,081.13, 626,632.11 and 263,205.23

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Solution

The fourth proportional to 454,081.13, 626,632.11 and 263,205.23 is: 363,223.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,081.13 : 626,632.11 = 263,205.23 : x
  2. Step 2: Convert to fraction form
    454,081.13/626,632.11 = 263,205.23/x
  3. Step 3: Cross multiply
    454,081.13x = 626,632.11 × 263,205.23
  4. Step 4: Simplify right side
    454,081.13x = 164,932,848,637.94
  5. Step 5: Solve for x
    x = 164,932,848,637.94/454,081.13
  6. Step 6: Final answer
    x = 363,223.30

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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.