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Finding the Fourth Proportional to 605,045.49, 906,365.38 and 555,444.33

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Solution

The fourth proportional to 605,045.49, 906,365.38 and 555,444.33 is: 832,062.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,045.49 : 906,365.38 = 555,444.33 : x
  2. Step 2: Convert to fraction form
    605,045.49/906,365.38 = 555,444.33/x
  3. Step 3: Cross multiply
    605,045.49x = 906,365.38 × 555,444.33
  4. Step 4: Simplify right side
    605,045.49x = 503,435,511,229.30
  5. Step 5: Solve for x
    x = 503,435,511,229.30/605,045.49
  6. Step 6: Final answer
    x = 832,062.25

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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.