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Finding the Fourth Proportional to 299,480.48, 413,283.92 and 163,515.60

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Solution

The fourth proportional to 299,480.48, 413,283.92 and 163,515.60 is: 225,652.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,480.48 : 413,283.92 = 163,515.60 : x
  2. Step 2: Convert to fraction form
    299,480.48/413,283.92 = 163,515.60/x
  3. Step 3: Cross multiply
    299,480.48x = 413,283.92 × 163,515.60
  4. Step 4: Simplify right side
    299,480.48x = 67,578,367,331.57
  5. Step 5: Solve for x
    x = 67,578,367,331.57/299,480.48
  6. Step 6: Final answer
    x = 225,652.00

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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.