Home / 1,055,452.14-1,583,178.61-256,728.75

Finding the Fourth Proportional to 1,055,452.14, 1,583,178.61 and 256,728.75

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Solution

The fourth proportional to 1,055,452.14, 1,583,178.61 and 256,728.75 is: 385,093.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,452.14 : 1,583,178.61 = 256,728.75 : x
  2. Step 2: Convert to fraction form
    1,055,452.14/1,583,178.61 = 256,728.75/x
  3. Step 3: Cross multiply
    1,055,452.14x = 1,583,178.61 × 256,728.75
  4. Step 4: Simplify right side
    1,055,452.14x = 406,447,465,572.04
  5. Step 5: Solve for x
    x = 406,447,465,572.04/1,055,452.14
  6. Step 6: Final answer
    x = 385,093.22

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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.