Home / 433,729.80-649,719.90-246,522.60

Finding the Fourth Proportional to 433,729.80, 649,719.90 and 246,522.60

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Solution

The fourth proportional to 433,729.80, 649,719.90 and 246,522.60 is: 369,286.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,729.80 : 649,719.90 = 246,522.60 : x
  2. Step 2: Convert to fraction form
    433,729.80/649,719.90 = 246,522.60/x
  3. Step 3: Cross multiply
    433,729.80x = 649,719.90 × 246,522.60
  4. Step 4: Simplify right side
    433,729.80x = 160,170,639,019.74
  5. Step 5: Solve for x
    x = 160,170,639,019.74/433,729.80
  6. Step 6: Final answer
    x = 369,286.68

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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.