Home / 606,917.81-837,546.58-338,645.81

Finding the Fourth Proportional to 606,917.81, 837,546.58 and 338,645.81

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Solution

The fourth proportional to 606,917.81, 837,546.58 and 338,645.81 is: 467,331.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,917.81 : 837,546.58 = 338,645.81 : x
  2. Step 2: Convert to fraction form
    606,917.81/837,546.58 = 338,645.81/x
  3. Step 3: Cross multiply
    606,917.81x = 837,546.58 × 338,645.81
  4. Step 4: Simplify right side
    606,917.81x = 283,631,642,514.00
  5. Step 5: Solve for x
    x = 283,631,642,514.00/606,917.81
  6. Step 6: Final answer
    x = 467,331.22

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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.