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Finding the Fourth Proportional to 463,647.08, 695,470.60 and 253,170.20

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Solution

The fourth proportional to 463,647.08, 695,470.60 and 253,170.20 is: 379,755.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,647.08 : 695,470.60 = 253,170.20 : x
  2. Step 2: Convert to fraction form
    463,647.08/695,470.60 = 253,170.20/x
  3. Step 3: Cross multiply
    463,647.08x = 695,470.60 × 253,170.20
  4. Step 4: Simplify right side
    463,647.08x = 176,072,430,896.12
  5. Step 5: Solve for x
    x = 176,072,430,896.12/463,647.08
  6. Step 6: Final answer
    x = 379,755.29

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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.