Home / 415,637.24-573,581.72-262,742.65

Finding the Fourth Proportional to 415,637.24, 573,581.72 and 262,742.65

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Solution

The fourth proportional to 415,637.24, 573,581.72 and 262,742.65 is: 362,586.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,637.24 : 573,581.72 = 262,742.65 : x
  2. Step 2: Convert to fraction form
    415,637.24/573,581.72 = 262,742.65/x
  3. Step 3: Cross multiply
    415,637.24x = 573,581.72 × 262,742.65
  4. Step 4: Simplify right side
    415,637.24x = 150,704,380,327.26
  5. Step 5: Solve for x
    x = 150,704,380,327.26/415,637.24
  6. Step 6: Final answer
    x = 362,586.33

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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.