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Finding the Fourth Proportional to 624,370.57, 861,046.63 and 414,447.22

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Solution

The fourth proportional to 624,370.57, 861,046.63 and 414,447.22 is: 571,549.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,370.57 : 861,046.63 = 414,447.22 : x
  2. Step 2: Convert to fraction form
    624,370.57/861,046.63 = 414,447.22/x
  3. Step 3: Cross multiply
    624,370.57x = 861,046.63 × 414,447.22
  4. Step 4: Simplify right side
    624,370.57x = 356,858,382,093.87
  5. Step 5: Solve for x
    x = 356,858,382,093.87/624,370.57
  6. Step 6: Final answer
    x = 571,549.01

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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.