Home / 653,622.03-901,858.49-381,566.45

Finding the Fourth Proportional to 653,622.03, 901,858.49 and 381,566.45

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Solution

The fourth proportional to 653,622.03, 901,858.49 and 381,566.45 is: 526,480.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,622.03 : 901,858.49 = 381,566.45 : x
  2. Step 2: Convert to fraction form
    653,622.03/901,858.49 = 381,566.45/x
  3. Step 3: Cross multiply
    653,622.03x = 901,858.49 × 381,566.45
  4. Step 4: Simplify right side
    653,622.03x = 344,118,936,014.54
  5. Step 5: Solve for x
    x = 344,118,936,014.54/653,622.03
  6. Step 6: Final answer
    x = 526,480.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.