Home / 346,026.28-477,515.46-195,122.20

Finding the Fourth Proportional to 346,026.28, 477,515.46 and 195,122.20

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Solution

The fourth proportional to 346,026.28, 477,515.46 and 195,122.20 is: 269,268.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,026.28 : 477,515.46 = 195,122.20 : x
  2. Step 2: Convert to fraction form
    346,026.28/477,515.46 = 195,122.20/x
  3. Step 3: Cross multiply
    346,026.28x = 477,515.46 × 195,122.20
  4. Step 4: Simplify right side
    346,026.28x = 93,173,867,089.21
  5. Step 5: Solve for x
    x = 93,173,867,089.21/346,026.28
  6. Step 6: Final answer
    x = 269,268.18

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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.