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Finding the Fourth Proportional to 529,480.96, 794,202 and 130,122.88

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Solution

The fourth proportional to 529,480.96, 794,202 and 130,122.88 is: 195,179.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,480.96 : 794,202 = 130,122.88 : x
  2. Step 2: Convert to fraction form
    529,480.96/794,202 = 130,122.88/x
  3. Step 3: Cross multiply
    529,480.96x = 794,202 × 130,122.88
  4. Step 4: Simplify right side
    529,480.96x = 103,343,851,541.76
  5. Step 5: Solve for x
    x = 103,343,851,541.76/529,480.96
  6. Step 6: Final answer
    x = 195,179.54

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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.