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Finding the Fourth Proportional to 416,371.40, 624,492.30 and 116,822.60

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Solution

The fourth proportional to 416,371.40, 624,492.30 and 116,822.60 is: 175,215.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,371.40 : 624,492.30 = 116,822.60 : x
  2. Step 2: Convert to fraction form
    416,371.40/624,492.30 = 116,822.60/x
  3. Step 3: Cross multiply
    416,371.40x = 624,492.30 × 116,822.60
  4. Step 4: Simplify right side
    416,371.40x = 72,954,814,165.98
  5. Step 5: Solve for x
    x = 72,954,814,165.98/416,371.40
  6. Step 6: Final answer
    x = 175,215.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.