Home / 631,868.82-948,066.93-277,137.42

Finding the Fourth Proportional to 631,868.82, 948,066.93 and 277,137.42

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Solution

The fourth proportional to 631,868.82, 948,066.93 and 277,137.42 is: 415,821.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,868.82 : 948,066.93 = 277,137.42 : x
  2. Step 2: Convert to fraction form
    631,868.82/948,066.93 = 277,137.42/x
  3. Step 3: Cross multiply
    631,868.82x = 948,066.93 × 277,137.42
  4. Step 4: Simplify right side
    631,868.82x = 262,744,822,967.52
  5. Step 5: Solve for x
    x = 262,744,822,967.52/631,868.82
  6. Step 6: Final answer
    x = 415,821.79

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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.