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Finding the Fourth Proportional to 173,696.30, 260,544.45 and 154,342.70

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Solution

The fourth proportional to 173,696.30, 260,544.45 and 154,342.70 is: 231,514.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,696.30 : 260,544.45 = 154,342.70 : x
  2. Step 2: Convert to fraction form
    173,696.30/260,544.45 = 154,342.70/x
  3. Step 3: Cross multiply
    173,696.30x = 260,544.45 × 154,342.70
  4. Step 4: Simplify right side
    173,696.30x = 40,213,133,883.02
  5. Step 5: Solve for x
    x = 40,213,133,883.02/173,696.30
  6. Step 6: Final answer
    x = 231,514.05

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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.