Home / 343,286.28-473,750.06-190,314.73

Finding the Fourth Proportional to 343,286.28, 473,750.06 and 190,314.73

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Solution

The fourth proportional to 343,286.28, 473,750.06 and 190,314.73 is: 262,642.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,286.28 : 473,750.06 = 190,314.73 : x
  2. Step 2: Convert to fraction form
    343,286.28/473,750.06 = 190,314.73/x
  3. Step 3: Cross multiply
    343,286.28x = 473,750.06 × 190,314.73
  4. Step 4: Simplify right side
    343,286.28x = 90,161,614,756.38
  5. Step 5: Solve for x
    x = 90,161,614,756.38/343,286.28
  6. Step 6: Final answer
    x = 262,642.64

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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.