Home / 906,804.40-1,359,040.20-551,441.20

Finding the Fourth Proportional to 906,804.40, 1,359,040.20 and 551,441.20

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Solution

The fourth proportional to 906,804.40, 1,359,040.20 and 551,441.20 is: 826,452.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,804.40 : 1,359,040.20 = 551,441.20 : x
  2. Step 2: Convert to fraction form
    906,804.40/1,359,040.20 = 551,441.20/x
  3. Step 3: Cross multiply
    906,804.40x = 1,359,040.20 × 551,441.20
  4. Step 4: Simplify right side
    906,804.40x = 749,430,758,736.24
  5. Step 5: Solve for x
    x = 749,430,758,736.24/906,804.40
  6. Step 6: Final answer
    x = 826,452.49

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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.