Home / 928,622.40-1,392,933.60-928,622.40

Finding the Fourth Proportional to 928,622.40, 1,392,933.60 and 928,622.40

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Solution

The fourth proportional to 928,622.40, 1,392,933.60 and 928,622.40 is: 1,392,933.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,622.40 : 1,392,933.60 = 928,622.40 : x
  2. Step 2: Convert to fraction form
    928,622.40/1,392,933.60 = 928,622.40/x
  3. Step 3: Cross multiply
    928,622.40x = 1,392,933.60 × 928,622.40
  4. Step 4: Simplify right side
    928,622.40x = 1,293,509,342,672.64
  5. Step 5: Solve for x
    x = 1,293,509,342,672.64/928,622.40
  6. Step 6: Final answer
    x = 1,392,933.60

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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.