Home / 656,927.40-985,318.20-183,660.60

Finding the Fourth Proportional to 656,927.40, 985,318.20 and 183,660.60

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Solution

The fourth proportional to 656,927.40, 985,318.20 and 183,660.60 is: 275,470.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,927.40 : 985,318.20 = 183,660.60 : x
  2. Step 2: Convert to fraction form
    656,927.40/985,318.20 = 183,660.60/x
  3. Step 3: Cross multiply
    656,927.40x = 985,318.20 × 183,660.60
  4. Step 4: Simplify right side
    656,927.40x = 180,964,131,802.92
  5. Step 5: Solve for x
    x = 180,964,131,802.92/656,927.40
  6. Step 6: Final answer
    x = 275,470.52

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1.5x scale

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.