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Finding the Fourth Proportional to 283,709.56, 425,661.50 and 96,852.28

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Solution

The fourth proportional to 283,709.56, 425,661.50 and 96,852.28 is: 145,311.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,709.56 : 425,661.50 = 96,852.28 : x
  2. Step 2: Convert to fraction form
    283,709.56/425,661.50 = 96,852.28/x
  3. Step 3: Cross multiply
    283,709.56x = 425,661.50 × 96,852.28
  4. Step 4: Simplify right side
    283,709.56x = 41,226,286,783.22
  5. Step 5: Solve for x
    x = 41,226,286,783.22/283,709.56
  6. Step 6: Final answer
    x = 145,311.59

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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.