Home / 984,129.44-1,358,103.39-554,416.34

Finding the Fourth Proportional to 984,129.44, 1,358,103.39 and 554,416.34

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Solution

The fourth proportional to 984,129.44, 1,358,103.39 and 554,416.34 is: 765,097.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,129.44 : 1,358,103.39 = 554,416.34 : x
  2. Step 2: Convert to fraction form
    984,129.44/1,358,103.39 = 554,416.34/x
  3. Step 3: Cross multiply
    984,129.44x = 1,358,103.39 × 554,416.34
  4. Step 4: Simplify right side
    984,129.44x = 752,954,710,825.39
  5. Step 5: Solve for x
    x = 752,954,710,825.39/984,129.44
  6. Step 6: Final answer
    x = 765,097.23

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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.