Home / 804,438.28-1,205,024.46-626,212.36

Finding the Fourth Proportional to 804,438.28, 1,205,024.46 and 626,212.36

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Solution

The fourth proportional to 804,438.28, 1,205,024.46 and 626,212.36 is: 938,047.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,438.28 : 1,205,024.46 = 626,212.36 : x
  2. Step 2: Convert to fraction form
    804,438.28/1,205,024.46 = 626,212.36/x
  3. Step 3: Cross multiply
    804,438.28x = 1,205,024.46 × 626,212.36
  4. Step 4: Simplify right side
    804,438.28x = 754,601,210,954.33
  5. Step 5: Solve for x
    x = 754,601,210,954.33/804,438.28
  6. Step 6: Final answer
    x = 938,047.37

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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.