Home / 779,201.11-1,075,215.61-452,450.26

Finding the Fourth Proportional to 779,201.11, 1,075,215.61 and 452,450.26

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Solution

The fourth proportional to 779,201.11, 1,075,215.61 and 452,450.26 is: 624,333.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,201.11 : 1,075,215.61 = 452,450.26 : x
  2. Step 2: Convert to fraction form
    779,201.11/1,075,215.61 = 452,450.26/x
  3. Step 3: Cross multiply
    779,201.11x = 1,075,215.61 × 452,450.26
  4. Step 4: Simplify right side
    779,201.11x = 486,481,582,300.56
  5. Step 5: Solve for x
    x = 486,481,582,300.56/779,201.11
  6. Step 6: Final answer
    x = 624,333.79

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Double scale
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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.