Home / 731,592.45-1,097,224.65-480,634.20

Finding the Fourth Proportional to 731,592.45, 1,097,224.65 and 480,634.20

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Solution

The fourth proportional to 731,592.45, 1,097,224.65 and 480,634.20 is: 720,843.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,592.45 : 1,097,224.65 = 480,634.20 : x
  2. Step 2: Convert to fraction form
    731,592.45/1,097,224.65 = 480,634.20/x
  3. Step 3: Cross multiply
    731,592.45x = 1,097,224.65 × 480,634.20
  4. Step 4: Simplify right side
    731,592.45x = 527,363,691,873.03
  5. Step 5: Solve for x
    x = 527,363,691,873.03/731,592.45
  6. Step 6: Final answer
    x = 720,843.54

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1.5x scale

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.