Home / 448,384.41-618,766.43-247,180.41

Finding the Fourth Proportional to 448,384.41, 618,766.43 and 247,180.41

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Solution

The fourth proportional to 448,384.41, 618,766.43 and 247,180.41 is: 341,106.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,384.41 : 618,766.43 = 247,180.41 : x
  2. Step 2: Convert to fraction form
    448,384.41/618,766.43 = 247,180.41/x
  3. Step 3: Cross multiply
    448,384.41x = 618,766.43 × 247,180.41
  4. Step 4: Simplify right side
    448,384.41x = 152,946,938,625.73
  5. Step 5: Solve for x
    x = 152,946,938,625.73/448,384.41
  6. Step 6: Final answer
    x = 341,106.73

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1.5x scale

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.