Home / 299,087.04-412,636.74-191,716.32

Finding the Fourth Proportional to 299,087.04, 412,636.74 and 191,716.32

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Solution

The fourth proportional to 299,087.04, 412,636.74 and 191,716.32 is: 264,502.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,087.04 : 412,636.74 = 191,716.32 : x
  2. Step 2: Convert to fraction form
    299,087.04/412,636.74 = 191,716.32/x
  3. Step 3: Cross multiply
    299,087.04x = 412,636.74 × 191,716.32
  4. Step 4: Simplify right side
    299,087.04x = 79,109,197,289.60
  5. Step 5: Solve for x
    x = 79,109,197,289.60/299,087.04
  6. Step 6: Final answer
    x = 264,502.26

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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.