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Finding the Fourth Proportional to 173,609.20, 260,802.60 and 166,524.40

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Solution

The fourth proportional to 173,609.20, 260,802.60 and 166,524.40 is: 250,159.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,609.20 : 260,802.60 = 166,524.40 : x
  2. Step 2: Convert to fraction form
    173,609.20/260,802.60 = 166,524.40/x
  3. Step 3: Cross multiply
    173,609.20x = 260,802.60 × 166,524.40
  4. Step 4: Simplify right side
    173,609.20x = 43,429,996,483.44
  5. Step 5: Solve for x
    x = 43,429,996,483.44/173,609.20
  6. Step 6: Final answer
    x = 250,159.53

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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.