Home / 784,599.72-1,176,899.60-223,619.64

Finding the Fourth Proportional to 784,599.72, 1,176,899.60 and 223,619.64

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Solution

The fourth proportional to 784,599.72, 1,176,899.60 and 223,619.64 is: 335,429.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,599.72 : 1,176,899.60 = 223,619.64 : x
  2. Step 2: Convert to fraction form
    784,599.72/1,176,899.60 = 223,619.64/x
  3. Step 3: Cross multiply
    784,599.72x = 1,176,899.60 × 223,619.64
  4. Step 4: Simplify right side
    784,599.72x = 263,177,864,868.14
  5. Step 5: Solve for x
    x = 263,177,864,868.14/784,599.72
  6. Step 6: Final answer
    x = 335,429.47

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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.