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Finding the Fourth Proportional to 202,383.40, 303,575.10 and 163,017.40

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Solution

The fourth proportional to 202,383.40, 303,575.10 and 163,017.40 is: 244,526.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,383.40 : 303,575.10 = 163,017.40 : x
  2. Step 2: Convert to fraction form
    202,383.40/303,575.10 = 163,017.40/x
  3. Step 3: Cross multiply
    202,383.40x = 303,575.10 × 163,017.40
  4. Step 4: Simplify right side
    202,383.40x = 49,488,023,506.74
  5. Step 5: Solve for x
    x = 49,488,023,506.74/202,383.40
  6. Step 6: Final answer
    x = 244,526.10

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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.