Home / 777,576.06-1,073,192.28-617,651.64

Finding the Fourth Proportional to 777,576.06, 1,073,192.28 and 617,651.64

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Solution

The fourth proportional to 777,576.06, 1,073,192.28 and 617,651.64 is: 852,468.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,576.06 : 1,073,192.28 = 617,651.64 : x
  2. Step 2: Convert to fraction form
    777,576.06/1,073,192.28 = 617,651.64/x
  3. Step 3: Cross multiply
    777,576.06x = 1,073,192.28 × 617,651.64
  4. Step 4: Simplify right side
    777,576.06x = 662,858,971,777.34
  5. Step 5: Solve for x
    x = 662,858,971,777.34/777,576.06
  6. Step 6: Final answer
    x = 852,468.34

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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.