Home / 716,736.46-1,075,260.23-218,087.50

Finding the Fourth Proportional to 716,736.46, 1,075,260.23 and 218,087.50

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Solution

The fourth proportional to 716,736.46, 1,075,260.23 and 218,087.50 is: 327,178.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,736.46 : 1,075,260.23 = 218,087.50 : x
  2. Step 2: Convert to fraction form
    716,736.46/1,075,260.23 = 218,087.50/x
  3. Step 3: Cross multiply
    716,736.46x = 1,075,260.23 × 218,087.50
  4. Step 4: Simplify right side
    716,736.46x = 234,500,815,410.13
  5. Step 5: Solve for x
    x = 234,500,815,410.13/716,736.46
  6. Step 6: Final answer
    x = 327,178.58

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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.