Home / 307,941.10-424,724.55-264,992.95

Finding the Fourth Proportional to 307,941.10, 424,724.55 and 264,992.95

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Solution

The fourth proportional to 307,941.10, 424,724.55 and 264,992.95 is: 365,488.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,941.10 : 424,724.55 = 264,992.95 : x
  2. Step 2: Convert to fraction form
    307,941.10/424,724.55 = 264,992.95/x
  3. Step 3: Cross multiply
    307,941.10x = 424,724.55 × 264,992.95
  4. Step 4: Simplify right side
    307,941.10x = 112,549,008,590.03
  5. Step 5: Solve for x
    x = 112,549,008,590.03/307,941.10
  6. Step 6: Final answer
    x = 365,488.76

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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.