Home / 286,587.24-395,458.99-165,710.24

Finding the Fourth Proportional to 286,587.24, 395,458.99 and 165,710.24

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Solution

The fourth proportional to 286,587.24, 395,458.99 and 165,710.24 is: 228,661.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,587.24 : 395,458.99 = 165,710.24 : x
  2. Step 2: Convert to fraction form
    286,587.24/395,458.99 = 165,710.24/x
  3. Step 3: Cross multiply
    286,587.24x = 395,458.99 × 165,710.24
  4. Step 4: Simplify right side
    286,587.24x = 65,531,602,165.76
  5. Step 5: Solve for x
    x = 65,531,602,165.76/286,587.24
  6. Step 6: Final answer
    x = 228,661.97

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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.