Home / 694,145.25-957,880.49-384,029.19

Finding the Fourth Proportional to 694,145.25, 957,880.49 and 384,029.19

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Solution

The fourth proportional to 694,145.25, 957,880.49 and 384,029.19 is: 529,938.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,145.25 : 957,880.49 = 384,029.19 : x
  2. Step 2: Convert to fraction form
    694,145.25/957,880.49 = 384,029.19/x
  3. Step 3: Cross multiply
    694,145.25x = 957,880.49 × 384,029.19
  4. Step 4: Simplify right side
    694,145.25x = 367,854,066,771.36
  5. Step 5: Solve for x
    x = 367,854,066,771.36/694,145.25
  6. Step 6: Final answer
    x = 529,938.17

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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.