Home / 343,251.64-473,687.23-190,289.45

Finding the Fourth Proportional to 343,251.64, 473,687.23 and 190,289.45

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Solution

The fourth proportional to 343,251.64, 473,687.23 and 190,289.45 is: 262,599.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,251.64 : 473,687.23 = 190,289.45 : x
  2. Step 2: Convert to fraction form
    343,251.64/473,687.23 = 190,289.45/x
  3. Step 3: Cross multiply
    343,251.64x = 473,687.23 × 190,289.45
  4. Step 4: Simplify right side
    343,251.64x = 90,137,682,468.72
  5. Step 5: Solve for x
    x = 90,137,682,468.72/343,251.64
  6. Step 6: Final answer
    x = 262,599.42

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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.