Home / 731,184.40-1,097,122.20-310,819.60

Finding the Fourth Proportional to 731,184.40, 1,097,122.20 and 310,819.60

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Solution

The fourth proportional to 731,184.40, 1,097,122.20 and 310,819.60 is: 466,376.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,184.40 : 1,097,122.20 = 310,819.60 : x
  2. Step 2: Convert to fraction form
    731,184.40/1,097,122.20 = 310,819.60/x
  3. Step 3: Cross multiply
    731,184.40x = 1,097,122.20 × 310,819.60
  4. Step 4: Simplify right side
    731,184.40x = 341,007,083,355.12
  5. Step 5: Solve for x
    x = 341,007,083,355.12/731,184.40
  6. Step 6: Final answer
    x = 466,376.31

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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.