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Finding the Fourth Proportional to 992,774.88, 1,489,123.44 and 244,801.44

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Solution

The fourth proportional to 992,774.88, 1,489,123.44 and 244,801.44 is: 367,192.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,774.88 : 1,489,123.44 = 244,801.44 : x
  2. Step 2: Convert to fraction form
    992,774.88/1,489,123.44 = 244,801.44/x
  3. Step 3: Cross multiply
    992,774.88x = 1,489,123.44 × 244,801.44
  4. Step 4: Simplify right side
    992,774.88x = 364,539,562,449.75
  5. Step 5: Solve for x
    x = 364,539,562,449.75/992,774.88
  6. Step 6: Final answer
    x = 367,192.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.