Home / 965,164.28-1,331,527.57-556,976.55

Finding the Fourth Proportional to 965,164.28, 1,331,527.57 and 556,976.55

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Solution

The fourth proportional to 965,164.28, 1,331,527.57 and 556,976.55 is: 768,397.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,164.28 : 1,331,527.57 = 556,976.55 : x
  2. Step 2: Convert to fraction form
    965,164.28/1,331,527.57 = 556,976.55/x
  3. Step 3: Cross multiply
    965,164.28x = 1,331,527.57 × 556,976.55
  4. Step 4: Simplify right side
    965,164.28x = 741,629,630,776.04
  5. Step 5: Solve for x
    x = 741,629,630,776.04/965,164.28
  6. Step 6: Final answer
    x = 768,397.30

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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.