Home / 454,086.26-626,639.18-263,210.36

Finding the Fourth Proportional to 454,086.26, 626,639.18 and 263,210.36

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Solution

The fourth proportional to 454,086.26, 626,639.18 and 263,210.36 is: 363,230.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,086.26 : 626,639.18 = 263,210.36 : x
  2. Step 2: Convert to fraction form
    454,086.26/626,639.18 = 263,210.36/x
  3. Step 3: Cross multiply
    454,086.26x = 626,639.18 × 263,210.36
  4. Step 4: Simplify right side
    454,086.26x = 164,937,922,841.85
  5. Step 5: Solve for x
    x = 164,937,922,841.85/454,086.26
  6. Step 6: Final answer
    x = 363,230.38

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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.