Home / 554,216.67-764,827.52-324,719.03

Finding the Fourth Proportional to 554,216.67, 764,827.52 and 324,719.03

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Solution

The fourth proportional to 554,216.67, 764,827.52 and 324,719.03 is: 448,117.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,216.67 : 764,827.52 = 324,719.03 : x
  2. Step 2: Convert to fraction form
    554,216.67/764,827.52 = 324,719.03/x
  3. Step 3: Cross multiply
    554,216.67x = 764,827.52 × 324,719.03
  4. Step 4: Simplify right side
    554,216.67x = 248,354,050,700.18
  5. Step 5: Solve for x
    x = 248,354,050,700.18/554,216.67
  6. Step 6: Final answer
    x = 448,117.25

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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.