Home / 377,036.22-520,319.94-204,965.76

Finding the Fourth Proportional to 377,036.22, 520,319.94 and 204,965.76

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Solution

The fourth proportional to 377,036.22, 520,319.94 and 204,965.76 is: 282,858.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,036.22 : 520,319.94 = 204,965.76 : x
  2. Step 2: Convert to fraction form
    377,036.22/520,319.94 = 204,965.76/x
  3. Step 3: Cross multiply
    377,036.22x = 520,319.94 × 204,965.76
  4. Step 4: Simplify right side
    377,036.22x = 106,647,771,945.25
  5. Step 5: Solve for x
    x = 106,647,771,945.25/377,036.22
  6. Step 6: Final answer
    x = 282,858.16

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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.