Home / 756,566.28-1,134,888.30-195,605.64

Finding the Fourth Proportional to 756,566.28, 1,134,888.30 and 195,605.64

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Solution

The fourth proportional to 756,566.28, 1,134,888.30 and 195,605.64 is: 293,418.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,566.28 : 1,134,888.30 = 195,605.64 : x
  2. Step 2: Convert to fraction form
    756,566.28/1,134,888.30 = 195,605.64/x
  3. Step 3: Cross multiply
    756,566.28x = 1,134,888.30 × 195,605.64
  4. Step 4: Simplify right side
    756,566.28x = 221,990,552,250.01
  5. Step 5: Solve for x
    x = 221,990,552,250.01/756,566.28
  6. Step 6: Final answer
    x = 293,418.51

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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.