Home / 413,567.10-619,313.85-330,623.10

Finding the Fourth Proportional to 413,567.10, 619,313.85 and 330,623.10

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Solution

The fourth proportional to 413,567.10, 619,313.85 and 330,623.10 is: 495,105.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,567.10 : 619,313.85 = 330,623.10 : x
  2. Step 2: Convert to fraction form
    413,567.10/619,313.85 = 330,623.10/x
  3. Step 3: Cross multiply
    413,567.10x = 619,313.85 × 330,623.10
  4. Step 4: Simplify right side
    413,567.10x = 204,759,464,959.94
  5. Step 5: Solve for x
    x = 204,759,464,959.94/413,567.10
  6. Step 6: Final answer
    x = 495,105.79

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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.