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Finding the Fourth Proportional to 535,008.30, 802,512.45 and 179,904.30

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Solution

The fourth proportional to 535,008.30, 802,512.45 and 179,904.30 is: 269,856.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,008.30 : 802,512.45 = 179,904.30 : x
  2. Step 2: Convert to fraction form
    535,008.30/802,512.45 = 179,904.30/x
  3. Step 3: Cross multiply
    535,008.30x = 802,512.45 × 179,904.30
  4. Step 4: Simplify right side
    535,008.30x = 144,375,440,558.54
  5. Step 5: Solve for x
    x = 144,375,440,558.54/535,008.30
  6. Step 6: Final answer
    x = 269,856.45

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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.