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Finding the Fourth Proportional to 354,134.66, 531,007.21 and 241,941.56

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Solution

The fourth proportional to 354,134.66, 531,007.21 and 241,941.56 is: 362,779.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,134.66 : 531,007.21 = 241,941.56 : x
  2. Step 2: Convert to fraction form
    354,134.66/531,007.21 = 241,941.56/x
  3. Step 3: Cross multiply
    354,134.66x = 531,007.21 × 241,941.56
  4. Step 4: Simplify right side
    354,134.66x = 128,472,710,040.76
  5. Step 5: Solve for x
    x = 128,472,710,040.76/354,134.66
  6. Step 6: Final answer
    x = 362,779.26

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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.