Home / 448,954.02-619,569.61-245,018.05

Finding the Fourth Proportional to 448,954.02, 619,569.61 and 245,018.05

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Solution

The fourth proportional to 448,954.02, 619,569.61 and 245,018.05 is: 338,132.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,954.02 : 619,569.61 = 245,018.05 : x
  2. Step 2: Convert to fraction form
    448,954.02/619,569.61 = 245,018.05/x
  3. Step 3: Cross multiply
    448,954.02x = 619,569.61 × 245,018.05
  4. Step 4: Simplify right side
    448,954.02x = 151,805,735,519.99
  5. Step 5: Solve for x
    x = 151,805,735,519.99/448,954.02
  6. Step 6: Final answer
    x = 338,132.03

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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.