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Finding the Fourth Proportional to 436,153.30, 601,894.87 and 242,563.70

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Solution

The fourth proportional to 436,153.30, 601,894.87 and 242,563.70 is: 334,739.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,153.30 : 601,894.87 = 242,563.70 : x
  2. Step 2: Convert to fraction form
    436,153.30/601,894.87 = 242,563.70/x
  3. Step 3: Cross multiply
    436,153.30x = 601,894.87 × 242,563.70
  4. Step 4: Simplify right side
    436,153.30x = 145,997,847,576.55
  5. Step 5: Solve for x
    x = 145,997,847,576.55/436,153.30
  6. Step 6: Final answer
    x = 334,739.75

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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.