Home / 677,882.93-936,716.27-493,801.11

Finding the Fourth Proportional to 677,882.93, 936,716.27 and 493,801.11

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Solution

The fourth proportional to 677,882.93, 936,716.27 and 493,801.11 is: 682,347.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,882.93 : 936,716.27 = 493,801.11 : x
  2. Step 2: Convert to fraction form
    677,882.93/936,716.27 = 493,801.11/x
  3. Step 3: Cross multiply
    677,882.93x = 936,716.27 × 493,801.11
  4. Step 4: Simplify right side
    677,882.93x = 462,551,531,412.05
  5. Step 5: Solve for x
    x = 462,551,531,412.05/677,882.93
  6. Step 6: Final answer
    x = 682,347.22

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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.