Home / 350,513.14-483,708.36-189,368.10

Finding the Fourth Proportional to 350,513.14, 483,708.36 and 189,368.10

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Solution

The fourth proportional to 350,513.14, 483,708.36 and 189,368.10 is: 261,328.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,513.14 : 483,708.36 = 189,368.10 : x
  2. Step 2: Convert to fraction form
    350,513.14/483,708.36 = 189,368.10/x
  3. Step 3: Cross multiply
    350,513.14x = 483,708.36 × 189,368.10
  4. Step 4: Simplify right side
    350,513.14x = 91,598,933,087.32
  5. Step 5: Solve for x
    x = 91,598,933,087.32/350,513.14
  6. Step 6: Final answer
    x = 261,328.10

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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.