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Finding the Fourth Proportional to 286,773.67, 395,703.32 and 165,926.24

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Solution

The fourth proportional to 286,773.67, 395,703.32 and 165,926.24 is: 228,952.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,773.67 : 395,703.32 = 165,926.24 : x
  2. Step 2: Convert to fraction form
    286,773.67/395,703.32 = 165,926.24/x
  3. Step 3: Cross multiply
    286,773.67x = 395,703.32 × 165,926.24
  4. Step 4: Simplify right side
    286,773.67x = 65,657,564,043.12
  5. Step 5: Solve for x
    x = 65,657,564,043.12/286,773.67
  6. Step 6: Final answer
    x = 228,952.55

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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.