Home / 320,776.90-442,654.54-182,935.59

Finding the Fourth Proportional to 320,776.90, 442,654.54 and 182,935.59

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Solution

The fourth proportional to 320,776.90, 442,654.54 and 182,935.59 is: 252,441.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,776.90 : 442,654.54 = 182,935.59 : x
  2. Step 2: Convert to fraction form
    320,776.90/442,654.54 = 182,935.59/x
  3. Step 3: Cross multiply
    320,776.90x = 442,654.54 × 182,935.59
  4. Step 4: Simplify right side
    320,776.90x = 80,977,267,323.79
  5. Step 5: Solve for x
    x = 80,977,267,323.79/320,776.90
  6. Step 6: Final answer
    x = 252,441.08

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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.