Home / 300,576.03-415,075.91-193,332.24

Finding the Fourth Proportional to 300,576.03, 415,075.91 and 193,332.24

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Solution

The fourth proportional to 300,576.03, 415,075.91 and 193,332.24 is: 266,979.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,576.03 : 415,075.91 = 193,332.24 : x
  2. Step 2: Convert to fraction form
    300,576.03/415,075.91 = 193,332.24/x
  3. Step 3: Cross multiply
    300,576.03x = 415,075.91 × 193,332.24
  4. Step 4: Simplify right side
    300,576.03x = 80,247,554,483.68
  5. Step 5: Solve for x
    x = 80,247,554,483.68/300,576.03
  6. Step 6: Final answer
    x = 266,979.22

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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.