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Finding the Fourth Proportional to 360,820.60, 541,444.66 and 201,030.28

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Solution

The fourth proportional to 360,820.60, 541,444.66 and 201,030.28 is: 301,664.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,820.60 : 541,444.66 = 201,030.28 : x
  2. Step 2: Convert to fraction form
    360,820.60/541,444.66 = 201,030.28/x
  3. Step 3: Cross multiply
    360,820.60x = 541,444.66 × 201,030.28
  4. Step 4: Simplify right side
    360,820.60x = 108,846,771,604.31
  5. Step 5: Solve for x
    x = 108,846,771,604.31/360,820.60
  6. Step 6: Final answer
    x = 301,664.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.