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Finding the Fourth Proportional to 301,889.28, 416,602.80 and 174,576.72

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Solution

The fourth proportional to 301,889.28, 416,602.80 and 174,576.72 is: 240,913.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,889.28 : 416,602.80 = 174,576.72 : x
  2. Step 2: Convert to fraction form
    301,889.28/416,602.80 = 174,576.72/x
  3. Step 3: Cross multiply
    301,889.28x = 416,602.80 × 174,576.72
  4. Step 4: Simplify right side
    301,889.28x = 72,729,150,366.82
  5. Step 5: Solve for x
    x = 72,729,150,366.82/301,889.28
  6. Step 6: Final answer
    x = 240,913.33

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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.