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Finding the Fourth Proportional to 624,851.19, 862,297.29 and 338,371.52

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Solution

The fourth proportional to 624,851.19, 862,297.29 and 338,371.52 is: 466,954.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,851.19 : 862,297.29 = 338,371.52 : x
  2. Step 2: Convert to fraction form
    624,851.19/862,297.29 = 338,371.52/x
  3. Step 3: Cross multiply
    624,851.19x = 862,297.29 × 338,371.52
  4. Step 4: Simplify right side
    624,851.19x = 291,776,840,397.69
  5. Step 5: Solve for x
    x = 291,776,840,397.69/624,851.19
  6. Step 6: Final answer
    x = 466,954.12

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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.