Home / 683,179.25-942,794.91-377,255.21

Finding the Fourth Proportional to 683,179.25, 942,794.91 and 377,255.21

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Solution

The fourth proportional to 683,179.25, 942,794.91 and 377,255.21 is: 520,616.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,179.25 : 942,794.91 = 377,255.21 : x
  2. Step 2: Convert to fraction form
    683,179.25/942,794.91 = 377,255.21/x
  3. Step 3: Cross multiply
    683,179.25x = 942,794.91 × 377,255.21
  4. Step 4: Simplify right side
    683,179.25x = 355,674,287,045.01
  5. Step 5: Solve for x
    x = 355,674,287,045.01/683,179.25
  6. Step 6: Final answer
    x = 520,616.35

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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.