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Finding the Fourth Proportional to 163,892.20, 228,924.20 and 163,892.20

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Solution

The fourth proportional to 163,892.20, 228,924.20 and 163,892.20 is: 228,924.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,892.20 : 228,924.20 = 163,892.20 : x
  2. Step 2: Convert to fraction form
    163,892.20/228,924.20 = 163,892.20/x
  3. Step 3: Cross multiply
    163,892.20x = 228,924.20 × 163,892.20
  4. Step 4: Simplify right side
    163,892.20x = 37,518,890,771.24
  5. Step 5: Solve for x
    x = 37,518,890,771.24/163,892.20
  6. Step 6: Final answer
    x = 228,924.20

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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.