Home / 940,384.51-1,410,576.78-230,406.40

Finding the Fourth Proportional to 940,384.51, 1,410,576.78 and 230,406.40

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Solution

The fourth proportional to 940,384.51, 1,410,576.78 and 230,406.40 is: 345,609.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,384.51 : 1,410,576.78 = 230,406.40 : x
  2. Step 2: Convert to fraction form
    940,384.51/1,410,576.78 = 230,406.40/x
  3. Step 3: Cross multiply
    940,384.51x = 1,410,576.78 × 230,406.40
  4. Step 4: Simplify right side
    940,384.51x = 325,005,915,167.35
  5. Step 5: Solve for x
    x = 325,005,915,167.35/940,384.51
  6. Step 6: Final answer
    x = 345,609.60

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Double scale
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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.