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Finding the Fourth Proportional to 220,160.70, 303,801.03 and 152,250.30

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Solution

The fourth proportional to 220,160.70, 303,801.03 and 152,250.30 is: 210,091.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,160.70 : 303,801.03 = 152,250.30 : x
  2. Step 2: Convert to fraction form
    220,160.70/303,801.03 = 152,250.30/x
  3. Step 3: Cross multiply
    220,160.70x = 303,801.03 × 152,250.30
  4. Step 4: Simplify right side
    220,160.70x = 46,253,797,957.81
  5. Step 5: Solve for x
    x = 46,253,797,957.81/220,160.70
  6. Step 6: Final answer
    x = 210,091.07

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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.