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Finding the Fourth Proportional to 348,441.66, 480,885.75 and 195,521.13

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Solution

The fourth proportional to 348,441.66, 480,885.75 and 195,521.13 is: 269,839.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,441.66 : 480,885.75 = 195,521.13 : x
  2. Step 2: Convert to fraction form
    348,441.66/480,885.75 = 195,521.13/x
  3. Step 3: Cross multiply
    348,441.66x = 480,885.75 × 195,521.13
  4. Step 4: Simplify right side
    348,441.66x = 94,023,325,240.90
  5. Step 5: Solve for x
    x = 94,023,325,240.90/348,441.66
  6. Step 6: Final answer
    x = 269,839.51

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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.