Home / 656,711.40-984,994.20-183,444.60

Finding the Fourth Proportional to 656,711.40, 984,994.20 and 183,444.60

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Solution

The fourth proportional to 656,711.40, 984,994.20 and 183,444.60 is: 275,146.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,711.40 : 984,994.20 = 183,444.60 : x
  2. Step 2: Convert to fraction form
    656,711.40/984,994.20 = 183,444.60/x
  3. Step 3: Cross multiply
    656,711.40x = 984,994.20 × 183,444.60
  4. Step 4: Simplify right side
    656,711.40x = 180,691,867,021.32
  5. Step 5: Solve for x
    x = 180,691,867,021.32/656,711.40
  6. Step 6: Final answer
    x = 275,146.54

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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.