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Finding the Fourth Proportional to 201,676.70, 302,515.05 and 174,028.70

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Solution

The fourth proportional to 201,676.70, 302,515.05 and 174,028.70 is: 261,043.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,676.70 : 302,515.05 = 174,028.70 : x
  2. Step 2: Convert to fraction form
    201,676.70/302,515.05 = 174,028.70/x
  3. Step 3: Cross multiply
    201,676.70x = 302,515.05 × 174,028.70
  4. Step 4: Simplify right side
    201,676.70x = 52,646,300,881.94
  5. Step 5: Solve for x
    x = 52,646,300,881.94/201,676.70
  6. Step 6: Final answer
    x = 261,043.05

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1.5x scale

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.