Home / 446,723.10-670,203.45-193,895.10

Finding the Fourth Proportional to 446,723.10, 670,203.45 and 193,895.10

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Solution

The fourth proportional to 446,723.10, 670,203.45 and 193,895.10 is: 290,894.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,723.10 : 670,203.45 = 193,895.10 : x
  2. Step 2: Convert to fraction form
    446,723.10/670,203.45 = 193,895.10/x
  3. Step 3: Cross multiply
    446,723.10x = 670,203.45 × 193,895.10
  4. Step 4: Simplify right side
    446,723.10x = 129,949,164,958.10
  5. Step 5: Solve for x
    x = 129,949,164,958.10/446,723.10
  6. Step 6: Final answer
    x = 290,894.21

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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.