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Finding the Fourth Proportional to 243,096.18, 364,644.27 and 65,603.19

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Solution

The fourth proportional to 243,096.18, 364,644.27 and 65,603.19 is: 98,404.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,096.18 : 364,644.27 = 65,603.19 : x
  2. Step 2: Convert to fraction form
    243,096.18/364,644.27 = 65,603.19/x
  3. Step 3: Cross multiply
    243,096.18x = 364,644.27 × 65,603.19
  4. Step 4: Simplify right side
    243,096.18x = 23,921,827,327.22
  5. Step 5: Solve for x
    x = 23,921,827,327.22/243,096.18
  6. Step 6: Final answer
    x = 98,404.79

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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.