Home / 764,039.52-1,144,972.32-562,776.96

Finding the Fourth Proportional to 764,039.52, 1,144,972.32 and 562,776.96

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Solution

The fourth proportional to 764,039.52, 1,144,972.32 and 562,776.96 is: 843,364.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,039.52 : 1,144,972.32 = 562,776.96 : x
  2. Step 2: Convert to fraction form
    764,039.52/1,144,972.32 = 562,776.96/x
  3. Step 3: Cross multiply
    764,039.52x = 1,144,972.32 × 562,776.96
  4. Step 4: Simplify right side
    764,039.52x = 644,364,041,533.75
  5. Step 5: Solve for x
    x = 644,364,041,533.75/764,039.52
  6. Step 6: Final answer
    x = 843,364.81

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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.