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Finding the Fourth Proportional to 539,228.90, 808,843.62 and 184,246.40

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Solution

The fourth proportional to 539,228.90, 808,843.62 and 184,246.40 is: 276,369.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,228.90 : 808,843.62 = 184,246.40 : x
  2. Step 2: Convert to fraction form
    539,228.90/808,843.62 = 184,246.40/x
  3. Step 3: Cross multiply
    539,228.90x = 808,843.62 × 184,246.40
  4. Step 4: Simplify right side
    539,228.90x = 149,026,525,147.97
  5. Step 5: Solve for x
    x = 149,026,525,147.97/539,228.90
  6. Step 6: Final answer
    x = 276,369.69

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Similar ratio
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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.