Home / 984,419.43-1,476,712.52-274,448.16

Finding the Fourth Proportional to 984,419.43, 1,476,712.52 and 274,448.16

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Solution

The fourth proportional to 984,419.43, 1,476,712.52 and 274,448.16 is: 411,695.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,419.43 : 1,476,712.52 = 274,448.16 : x
  2. Step 2: Convert to fraction form
    984,419.43/1,476,712.52 = 274,448.16/x
  3. Step 3: Cross multiply
    984,419.43x = 1,476,712.52 × 274,448.16
  4. Step 4: Simplify right side
    984,419.43x = 405,281,032,590.72
  5. Step 5: Solve for x
    x = 405,281,032,590.72/984,419.43
  6. Step 6: Final answer
    x = 411,695.48

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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.