Home / 454,087.69-626,641.18-263,211.80

Finding the Fourth Proportional to 454,087.69, 626,641.18 and 263,211.80

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Solution

The fourth proportional to 454,087.69, 626,641.18 and 263,211.80 is: 363,232.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,087.69 : 626,641.18 = 263,211.80 : x
  2. Step 2: Convert to fraction form
    454,087.69/626,641.18 = 263,211.80/x
  3. Step 3: Cross multiply
    454,087.69x = 626,641.18 × 263,211.80
  4. Step 4: Simplify right side
    454,087.69x = 164,939,349,150.69
  5. Step 5: Solve for x
    x = 164,939,349,150.69/454,087.69
  6. Step 6: Final answer
    x = 363,232.37

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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.