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Finding the Fourth Proportional to 303,566.08, 418,912.85 and 167,597.55

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Solution

The fourth proportional to 303,566.08, 418,912.85 and 167,597.55 is: 231,280.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,566.08 : 418,912.85 = 167,597.55 : x
  2. Step 2: Convert to fraction form
    303,566.08/418,912.85 = 167,597.55/x
  3. Step 3: Cross multiply
    303,566.08x = 418,912.85 × 167,597.55
  4. Step 4: Simplify right side
    303,566.08x = 70,208,767,323.52
  5. Step 5: Solve for x
    x = 70,208,767,323.52/303,566.08
  6. Step 6: Final answer
    x = 231,280.01

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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.