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Finding the Fourth Proportional to 427,880.80, 590,471.44 and 246,526.24

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Solution

The fourth proportional to 427,880.80, 590,471.44 and 246,526.24 is: 340,203.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,880.80 : 590,471.44 = 246,526.24 : x
  2. Step 2: Convert to fraction form
    427,880.80/590,471.44 = 246,526.24/x
  3. Step 3: Cross multiply
    427,880.80x = 590,471.44 × 246,526.24
  4. Step 4: Simplify right side
    427,880.80x = 145,566,703,930.59
  5. Step 5: Solve for x
    x = 145,566,703,930.59/427,880.80
  6. Step 6: Final answer
    x = 340,203.87

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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.