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Finding the Fourth Proportional to 202,283.70, 303,510.60 and 108,680.10

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Solution

The fourth proportional to 202,283.70, 303,510.60 and 108,680.10 is: 163,065.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,283.70 : 303,510.60 = 108,680.10 : x
  2. Step 2: Convert to fraction form
    202,283.70/303,510.60 = 108,680.10/x
  3. Step 3: Cross multiply
    202,283.70x = 303,510.60 × 108,680.10
  4. Step 4: Simplify right side
    202,283.70x = 32,985,562,359.06
  5. Step 5: Solve for x
    x = 32,985,562,359.06/202,283.70
  6. Step 6: Final answer
    x = 163,065.84

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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.