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Finding the Fourth Proportional to 362,693.18, 544,148.51 and 146,440.59

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Solution

The fourth proportional to 362,693.18, 544,148.51 and 146,440.59 is: 219,704.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,693.18 : 544,148.51 = 146,440.59 : x
  2. Step 2: Convert to fraction form
    362,693.18/544,148.51 = 146,440.59/x
  3. Step 3: Cross multiply
    362,693.18x = 544,148.51 × 146,440.59
  4. Step 4: Simplify right side
    362,693.18x = 79,685,428,852.02
  5. Step 5: Solve for x
    x = 79,685,428,852.02/362,693.18
  6. Step 6: Final answer
    x = 219,704.79

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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.