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Finding the Fourth Proportional to 462,079.40, 692,600.70 and 195,794.60

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Solution

The fourth proportional to 462,079.40, 692,600.70 and 195,794.60 is: 293,472.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,079.40 : 692,600.70 = 195,794.60 : x
  2. Step 2: Convert to fraction form
    462,079.40/692,600.70 = 195,794.60/x
  3. Step 3: Cross multiply
    462,079.40x = 692,600.70 × 195,794.60
  4. Step 4: Simplify right side
    462,079.40x = 135,607,477,016.22
  5. Step 5: Solve for x
    x = 135,607,477,016.22/462,079.40
  6. Step 6: Final answer
    x = 293,472.24

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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.