Home / 266,777.40-368,202.06-171,403.32

Finding the Fourth Proportional to 266,777.40, 368,202.06 and 171,403.32

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Solution

The fourth proportional to 266,777.40, 368,202.06 and 171,403.32 is: 236,568.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,777.40 : 368,202.06 = 171,403.32 : x
  2. Step 2: Convert to fraction form
    266,777.40/368,202.06 = 171,403.32/x
  3. Step 3: Cross multiply
    266,777.40x = 368,202.06 × 171,403.32
  4. Step 4: Simplify right side
    266,777.40x = 63,111,055,514.84
  5. Step 5: Solve for x
    x = 63,111,055,514.84/266,777.40
  6. Step 6: Final answer
    x = 236,568.22

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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.