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Finding the Fourth Proportional to 589,394.41, 884,001.40 and 189,993.53

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Solution

The fourth proportional to 589,394.41, 884,001.40 and 189,993.53 is: 284,961.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,394.41 : 884,001.40 = 189,993.53 : x
  2. Step 2: Convert to fraction form
    589,394.41/884,001.40 = 189,993.53/x
  3. Step 3: Cross multiply
    589,394.41x = 884,001.40 × 189,993.53
  4. Step 4: Simplify right side
    589,394.41x = 167,954,548,245.96
  5. Step 5: Solve for x
    x = 167,954,548,245.96/589,394.41
  6. Step 6: Final answer
    x = 284,961.22

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Double scale
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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.