Home / 755,806.03-1,043,012.32-416,274.28

Finding the Fourth Proportional to 755,806.03, 1,043,012.32 and 416,274.28

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Solution

The fourth proportional to 755,806.03, 1,043,012.32 and 416,274.28 is: 574,458.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,806.03 : 1,043,012.32 = 416,274.28 : x
  2. Step 2: Convert to fraction form
    755,806.03/1,043,012.32 = 416,274.28/x
  3. Step 3: Cross multiply
    755,806.03x = 1,043,012.32 × 416,274.28
  4. Step 4: Simplify right side
    755,806.03x = 434,179,201,232.46
  5. Step 5: Solve for x
    x = 434,179,201,232.46/755,806.03
  6. Step 6: Final answer
    x = 574,458.51

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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.