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Finding the Fourth Proportional to 303,017.08, 418,166.52 and 167,056.42

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Solution

The fourth proportional to 303,017.08, 418,166.52 and 167,056.42 is: 230,539.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,017.08 : 418,166.52 = 167,056.42 : x
  2. Step 2: Convert to fraction form
    303,017.08/418,166.52 = 167,056.42/x
  3. Step 3: Cross multiply
    303,017.08x = 418,166.52 × 167,056.42
  4. Step 4: Simplify right side
    303,017.08x = 69,857,401,795.06
  5. Step 5: Solve for x
    x = 69,857,401,795.06/303,017.08
  6. Step 6: Final answer
    x = 230,539.49

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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.