Home / 286,542.05-395,305.35-178,925.24

Finding the Fourth Proportional to 286,542.05, 395,305.35 and 178,925.24

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Solution

The fourth proportional to 286,542.05, 395,305.35 and 178,925.24 is: 246,840.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,542.05 : 395,305.35 = 178,925.24 : x
  2. Step 2: Convert to fraction form
    286,542.05/395,305.35 = 178,925.24/x
  3. Step 3: Cross multiply
    286,542.05x = 395,305.35 × 178,925.24
  4. Step 4: Simplify right side
    286,542.05x = 70,730,102,645.51
  5. Step 5: Solve for x
    x = 70,730,102,645.51/286,542.05
  6. Step 6: Final answer
    x = 246,840.22

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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.