Home / 346,112.10-477,634.23-195,209.10

Finding the Fourth Proportional to 346,112.10, 477,634.23 and 195,209.10

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Solution

The fourth proportional to 346,112.10, 477,634.23 and 195,209.10 is: 269,388.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,112.10 : 477,634.23 = 195,209.10 : x
  2. Step 2: Convert to fraction form
    346,112.10/477,634.23 = 195,209.10/x
  3. Step 3: Cross multiply
    346,112.10x = 477,634.23 × 195,209.10
  4. Step 4: Simplify right side
    346,112.10x = 93,238,548,167.49
  5. Step 5: Solve for x
    x = 93,238,548,167.49/346,112.10
  6. Step 6: Final answer
    x = 269,388.29

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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.