Home / 885,523.54-1,222,338.01-522,948.86

Finding the Fourth Proportional to 885,523.54, 1,222,338.01 and 522,948.86

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Solution

The fourth proportional to 885,523.54, 1,222,338.01 and 522,948.86 is: 721,855.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,523.54 : 1,222,338.01 = 522,948.86 : x
  2. Step 2: Convert to fraction form
    885,523.54/1,222,338.01 = 522,948.86/x
  3. Step 3: Cross multiply
    885,523.54x = 1,222,338.01 × 522,948.86
  4. Step 4: Simplify right side
    885,523.54x = 639,220,268,864.17
  5. Step 5: Solve for x
    x = 639,220,268,864.17/885,523.54
  6. Step 6: Final answer
    x = 721,855.76

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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.