Home / 821,096.90-1,133,646.90-734,906.63

Finding the Fourth Proportional to 821,096.90, 1,133,646.90 and 734,906.63

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Solution

The fourth proportional to 821,096.90, 1,133,646.90 and 734,906.63 is: 1,014,648.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,096.90 : 1,133,646.90 = 734,906.63 : x
  2. Step 2: Convert to fraction form
    821,096.90/1,133,646.90 = 734,906.63/x
  3. Step 3: Cross multiply
    821,096.90x = 1,133,646.90 × 734,906.63
  4. Step 4: Simplify right side
    821,096.90x = 833,124,622,888.95
  5. Step 5: Solve for x
    x = 833,124,622,888.95/821,096.90
  6. Step 6: Final answer
    x = 1,014,648.36

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1.5x scale

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.