Home / 1,622.04-2,433.06-526.45

Finding the Fourth Proportional to 1,622.04, 2,433.06 and 526.45

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Solution

The fourth proportional to 1,622.04, 2,433.06 and 526.45 is: 789.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622.04 : 2,433.06 = 526.45 : x
  2. Step 2: Convert to fraction form
    1,622.04/2,433.06 = 526.45/x
  3. Step 3: Cross multiply
    1,622.04x = 2,433.06 × 526.45
  4. Step 4: Simplify right side
    1,622.04x = 1,280,884.44
  5. Step 5: Solve for x
    x = 1,280,884.44/1,622.04
  6. Step 6: Final answer
    x = 789.68

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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.