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Finding the Fourth Proportional to 188,284.80, 283,780.80 and 162,303.36

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Solution

The fourth proportional to 188,284.80, 283,780.80 and 162,303.36 is: 244,621.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,284.80 : 283,780.80 = 162,303.36 : x
  2. Step 2: Convert to fraction form
    188,284.80/283,780.80 = 162,303.36/x
  3. Step 3: Cross multiply
    188,284.80x = 283,780.80 × 162,303.36
  4. Step 4: Simplify right side
    188,284.80x = 46,058,577,343.49
  5. Step 5: Solve for x
    x = 46,058,577,343.49/188,284.80
  6. Step 6: Final answer
    x = 244,621.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.