Home / 343,284.19-473,760.25-190,370.34

Finding the Fourth Proportional to 343,284.19, 473,760.25 and 190,370.34

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Solution

The fourth proportional to 343,284.19, 473,760.25 and 190,370.34 is: 262,726.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,284.19 : 473,760.25 = 190,370.34 : x
  2. Step 2: Convert to fraction form
    343,284.19/473,760.25 = 190,370.34/x
  3. Step 3: Cross multiply
    343,284.19x = 473,760.25 × 190,370.34
  4. Step 4: Simplify right side
    343,284.19x = 90,189,899,870.99
  5. Step 5: Solve for x
    x = 90,189,899,870.99/343,284.19
  6. Step 6: Final answer
    x = 262,726.64

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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.