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Finding the Fourth Proportional to 335,676.25, 463,240.77 and 190,491.57

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Solution

The fourth proportional to 335,676.25, 463,240.77 and 190,491.57 is: 262,882.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,676.25 : 463,240.77 = 190,491.57 : x
  2. Step 2: Convert to fraction form
    335,676.25/463,240.77 = 190,491.57/x
  3. Step 3: Cross multiply
    335,676.25x = 463,240.77 × 190,491.57
  4. Step 4: Simplify right side
    335,676.25x = 88,243,463,225.35
  5. Step 5: Solve for x
    x = 88,243,463,225.35/335,676.25
  6. Step 6: Final answer
    x = 262,882.65

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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.