Home / 286,968.02-395,908.90-179,497.22

Finding the Fourth Proportional to 286,968.02, 395,908.90 and 179,497.22

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Solution

The fourth proportional to 286,968.02, 395,908.90 and 179,497.22 is: 247,639.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,968.02 : 395,908.90 = 179,497.22 : x
  2. Step 2: Convert to fraction form
    286,968.02/395,908.90 = 179,497.22/x
  3. Step 3: Cross multiply
    286,968.02x = 395,908.90 × 179,497.22
  4. Step 4: Simplify right side
    286,968.02x = 71,064,544,494.97
  5. Step 5: Solve for x
    x = 71,064,544,494.97/286,968.02
  6. Step 6: Final answer
    x = 247,639.25

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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.