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Finding the Fourth Proportional to 461,558.89, 692,647.58 and 162,040.35

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Solution

The fourth proportional to 461,558.89, 692,647.58 and 162,040.35 is: 243,169.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,558.89 : 692,647.58 = 162,040.35 : x
  2. Step 2: Convert to fraction form
    461,558.89/692,647.58 = 162,040.35/x
  3. Step 3: Cross multiply
    461,558.89x = 692,647.58 × 162,040.35
  4. Step 4: Simplify right side
    461,558.89x = 112,236,852,016.41
  5. Step 5: Solve for x
    x = 112,236,852,016.41/461,558.89
  6. Step 6: Final answer
    x = 243,169.09

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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.