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Finding the Fourth Proportional to 589,610.64, 884,415.96 and 146,378.64

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Solution

The fourth proportional to 589,610.64, 884,415.96 and 146,378.64 is: 219,567.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,610.64 : 884,415.96 = 146,378.64 : x
  2. Step 2: Convert to fraction form
    589,610.64/884,415.96 = 146,378.64/x
  3. Step 3: Cross multiply
    589,610.64x = 884,415.96 × 146,378.64
  4. Step 4: Simplify right side
    589,610.64x = 129,459,605,419.09
  5. Step 5: Solve for x
    x = 129,459,605,419.09/589,610.64
  6. Step 6: Final answer
    x = 219,567.96

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Similar ratio
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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.