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Finding the Fourth Proportional to 173,888.20, 243,793.40 and 173,888.20

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Solution

The fourth proportional to 173,888.20, 243,793.40 and 173,888.20 is: 243,793.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,888.20 : 243,793.40 = 173,888.20 : x
  2. Step 2: Convert to fraction form
    173,888.20/243,793.40 = 173,888.20/x
  3. Step 3: Cross multiply
    173,888.20x = 243,793.40 × 173,888.20
  4. Step 4: Simplify right side
    173,888.20x = 42,392,795,497.88
  5. Step 5: Solve for x
    x = 42,392,795,497.88/173,888.20
  6. Step 6: Final answer
    x = 243,793.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.