Home / 775,535.12-1,163,924.76-401,665.04

Finding the Fourth Proportional to 775,535.12, 1,163,924.76 and 401,665.04

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Solution

The fourth proportional to 775,535.12, 1,163,924.76 and 401,665.04 is: 602,819.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,535.12 : 1,163,924.76 = 401,665.04 : x
  2. Step 2: Convert to fraction form
    775,535.12/1,163,924.76 = 401,665.04/x
  3. Step 3: Cross multiply
    775,535.12x = 1,163,924.76 × 401,665.04
  4. Step 4: Simplify right side
    775,535.12x = 467,507,885,282.39
  5. Step 5: Solve for x
    x = 467,507,885,282.39/775,535.12
  6. Step 6: Final answer
    x = 602,819.75

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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.