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Finding the Fourth Proportional to 277,961.99, 416,942.96 and 67,598.10

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Solution

The fourth proportional to 277,961.99, 416,942.96 and 67,598.10 is: 101,397.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,961.99 : 416,942.96 = 67,598.10 : x
  2. Step 2: Convert to fraction form
    277,961.99/416,942.96 = 67,598.10/x
  3. Step 3: Cross multiply
    277,961.99x = 416,942.96 × 67,598.10
  4. Step 4: Simplify right side
    277,961.99x = 28,184,551,566.39
  5. Step 5: Solve for x
    x = 28,184,551,566.39/277,961.99
  6. Step 6: Final answer
    x = 101,397.14

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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.