Home / 554,056.48-764,501.52-327,619.36

Finding the Fourth Proportional to 554,056.48, 764,501.52 and 327,619.36

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Solution

The fourth proportional to 554,056.48, 764,501.52 and 327,619.36 is: 452,057.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,056.48 : 764,501.52 = 327,619.36 : x
  2. Step 2: Convert to fraction form
    554,056.48/764,501.52 = 327,619.36/x
  3. Step 3: Cross multiply
    554,056.48x = 764,501.52 × 327,619.36
  4. Step 4: Simplify right side
    554,056.48x = 250,465,498,701.43
  5. Step 5: Solve for x
    x = 250,465,498,701.43/554,056.48
  6. Step 6: Final answer
    x = 452,057.70

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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.