Home / 307,576.20-461,364.30-245,368.20

Finding the Fourth Proportional to 307,576.20, 461,364.30 and 245,368.20

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Solution

The fourth proportional to 307,576.20, 461,364.30 and 245,368.20 is: 368,052.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,576.20 : 461,364.30 = 245,368.20 : x
  2. Step 2: Convert to fraction form
    307,576.20/461,364.30 = 245,368.20/x
  3. Step 3: Cross multiply
    307,576.20x = 461,364.30 × 245,368.20
  4. Step 4: Simplify right side
    307,576.20x = 113,204,127,835.26
  5. Step 5: Solve for x
    x = 113,204,127,835.26/307,576.20
  6. Step 6: Final answer
    x = 368,052.30

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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.