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Finding the Fourth Proportional to 303,599.08, 418,960.74 and 169,460.20

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Solution

The fourth proportional to 303,599.08, 418,960.74 and 169,460.20 is: 233,851.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,599.08 : 418,960.74 = 169,460.20 : x
  2. Step 2: Convert to fraction form
    303,599.08/418,960.74 = 169,460.20/x
  3. Step 3: Cross multiply
    303,599.08x = 418,960.74 × 169,460.20
  4. Step 4: Simplify right side
    303,599.08x = 70,997,170,792.55
  5. Step 5: Solve for x
    x = 70,997,170,792.55/303,599.08
  6. Step 6: Final answer
    x = 233,851.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.