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Finding the Fourth Proportional to 200,258.33, 300,396.71 and 111,444.93

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Solution

The fourth proportional to 200,258.33, 300,396.71 and 111,444.93 is: 167,172.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,258.33 : 300,396.71 = 111,444.93 : x
  2. Step 2: Convert to fraction form
    200,258.33/300,396.71 = 111,444.93/x
  3. Step 3: Cross multiply
    200,258.33x = 300,396.71 × 111,444.93
  4. Step 4: Simplify right side
    200,258.33x = 33,477,690,596.79
  5. Step 5: Solve for x
    x = 33,477,690,596.79/200,258.33
  6. Step 6: Final answer
    x = 167,172.53

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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.