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Finding the Fourth Proportional to 414,887.76, 572,588.19 and 253,850.04

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Solution

The fourth proportional to 414,887.76, 572,588.19 and 253,850.04 is: 350,339.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,887.76 : 572,588.19 = 253,850.04 : x
  2. Step 2: Convert to fraction form
    414,887.76/572,588.19 = 253,850.04/x
  3. Step 3: Cross multiply
    414,887.76x = 572,588.19 × 253,850.04
  4. Step 4: Simplify right side
    414,887.76x = 145,351,534,935.03
  5. Step 5: Solve for x
    x = 145,351,534,935.03/414,887.76
  6. Step 6: Final answer
    x = 350,339.41

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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.