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Finding the Fourth Proportional to 511,360.19, 767,151 and 195,817.10

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Solution

The fourth proportional to 511,360.19, 767,151 and 195,817.10 is: 293,768.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,360.19 : 767,151 = 195,817.10 : x
  2. Step 2: Convert to fraction form
    511,360.19/767,151 = 195,817.10/x
  3. Step 3: Cross multiply
    511,360.19x = 767,151 × 195,817.10
  4. Step 4: Simplify right side
    511,360.19x = 150,221,280,246.35
  5. Step 5: Solve for x
    x = 150,221,280,246.35/511,360.19
  6. Step 6: Final answer
    x = 293,768.04

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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.