Home / 448,977.25-619,601.59-245,041.17

Finding the Fourth Proportional to 448,977.25, 619,601.59 and 245,041.17

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Solution

The fourth proportional to 448,977.25, 619,601.59 and 245,041.17 is: 338,163.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,977.25 : 619,601.59 = 245,041.17 : x
  2. Step 2: Convert to fraction form
    448,977.25/619,601.59 = 245,041.17/x
  3. Step 3: Cross multiply
    448,977.25x = 619,601.59 × 245,041.17
  4. Step 4: Simplify right side
    448,977.25x = 151,827,895,151.90
  5. Step 5: Solve for x
    x = 151,827,895,151.90/448,977.25
  6. Step 6: Final answer
    x = 338,163.90

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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.