Home / 482,583.49-723,880.81-145,627.06

Finding the Fourth Proportional to 482,583.49, 723,880.81 and 145,627.06

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Solution

The fourth proportional to 482,583.49, 723,880.81 and 145,627.06 is: 218,442.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,583.49 : 723,880.81 = 145,627.06 : x
  2. Step 2: Convert to fraction form
    482,583.49/723,880.81 = 145,627.06/x
  3. Step 3: Cross multiply
    482,583.49x = 723,880.81 × 145,627.06
  4. Step 4: Simplify right side
    482,583.49x = 105,416,634,150.72
  5. Step 5: Solve for x
    x = 105,416,634,150.72/482,583.49
  6. Step 6: Final answer
    x = 218,442.27

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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.