Home / 417,966.08-576,969.75-282,183.95

Finding the Fourth Proportional to 417,966.08, 576,969.75 and 282,183.95

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Solution

The fourth proportional to 417,966.08, 576,969.75 and 282,183.95 is: 389,533.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,966.08 : 576,969.75 = 282,183.95 : x
  2. Step 2: Convert to fraction form
    417,966.08/576,969.75 = 282,183.95/x
  3. Step 3: Cross multiply
    417,966.08x = 576,969.75 × 282,183.95
  4. Step 4: Simplify right side
    417,966.08x = 162,811,604,527.94
  5. Step 5: Solve for x
    x = 162,811,604,527.94/417,966.08
  6. Step 6: Final answer
    x = 389,533.06

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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.