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Finding the Fourth Proportional to 436,087.49, 601,850.60 and 242,514.50

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Solution

The fourth proportional to 436,087.49, 601,850.60 and 242,514.50 is: 334,697.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,087.49 : 601,850.60 = 242,514.50 : x
  2. Step 2: Convert to fraction form
    436,087.49/601,850.60 = 242,514.50/x
  3. Step 3: Cross multiply
    436,087.49x = 601,850.60 × 242,514.50
  4. Step 4: Simplify right side
    436,087.49x = 145,957,493,111.88
  5. Step 5: Solve for x
    x = 145,957,493,111.88/436,087.49
  6. Step 6: Final answer
    x = 334,697.73

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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.