Home / 321,995.48-444,355.32-201,206.92

Finding the Fourth Proportional to 321,995.48, 444,355.32 and 201,206.92

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Solution

The fourth proportional to 321,995.48, 444,355.32 and 201,206.92 is: 277,666.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,995.48 : 444,355.32 = 201,206.92 : x
  2. Step 2: Convert to fraction form
    321,995.48/444,355.32 = 201,206.92/x
  3. Step 3: Cross multiply
    321,995.48x = 444,355.32 × 201,206.92
  4. Step 4: Simplify right side
    321,995.48x = 89,407,365,322.81
  5. Step 5: Solve for x
    x = 89,407,365,322.81/321,995.48
  6. Step 6: Final answer
    x = 277,666.52

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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.