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Finding the Fourth Proportional to 622,179.82, 933,405.81 and 201,498.22

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Solution

The fourth proportional to 622,179.82, 933,405.81 and 201,498.22 is: 302,291.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,179.82 : 933,405.81 = 201,498.22 : x
  2. Step 2: Convert to fraction form
    622,179.82/933,405.81 = 201,498.22/x
  3. Step 3: Cross multiply
    622,179.82x = 933,405.81 × 201,498.22
  4. Step 4: Simplify right side
    622,179.82x = 188,079,609,252.66
  5. Step 5: Solve for x
    x = 188,079,609,252.66/622,179.82
  6. Step 6: Final answer
    x = 302,291.40

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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.