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Finding the Fourth Proportional to 197,801.01, 295,615.56 and 144,604.98

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Solution

The fourth proportional to 197,801.01, 295,615.56 and 144,604.98 is: 216,113.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,801.01 : 295,615.56 = 144,604.98 : x
  2. Step 2: Convert to fraction form
    197,801.01/295,615.56 = 144,604.98/x
  3. Step 3: Cross multiply
    197,801.01x = 295,615.56 × 144,604.98
  4. Step 4: Simplify right side
    197,801.01x = 42,747,482,141.49
  5. Step 5: Solve for x
    x = 42,747,482,141.49/197,801.01
  6. Step 6: Final answer
    x = 216,113.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.