Home / 984,009.08-1,357,958.78-554,263.58

Finding the Fourth Proportional to 984,009.08, 1,357,958.78 and 554,263.58

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Solution

The fourth proportional to 984,009.08, 1,357,958.78 and 554,263.58 is: 764,898.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,009.08 : 1,357,958.78 = 554,263.58 : x
  2. Step 2: Convert to fraction form
    984,009.08/1,357,958.78 = 554,263.58/x
  3. Step 3: Cross multiply
    984,009.08x = 1,357,958.78 × 554,263.58
  4. Step 4: Simplify right side
    984,009.08x = 752,667,085,334.12
  5. Step 5: Solve for x
    x = 752,667,085,334.12/984,009.08
  6. Step 6: Final answer
    x = 764,898.52

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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.