Home / 448,954.08-619,569.68-245,018.11

Finding the Fourth Proportional to 448,954.08, 619,569.68 and 245,018.11

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Solution

The fourth proportional to 448,954.08, 619,569.68 and 245,018.11 is: 338,132.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,954.08 : 619,569.68 = 245,018.11 : x
  2. Step 2: Convert to fraction form
    448,954.08/619,569.68 = 245,018.11/x
  3. Step 3: Cross multiply
    448,954.08x = 619,569.68 × 245,018.11
  4. Step 4: Simplify right side
    448,954.08x = 151,805,792,006.91
  5. Step 5: Solve for x
    x = 151,805,792,006.91/448,954.08
  6. Step 6: Final answer
    x = 338,132.11

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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.