Home / 313,932.41-433,214.78-170,692.58

Finding the Fourth Proportional to 313,932.41, 433,214.78 and 170,692.58

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Solution

The fourth proportional to 313,932.41, 433,214.78 and 170,692.58 is: 235,549.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,932.41 : 433,214.78 = 170,692.58 : x
  2. Step 2: Convert to fraction form
    313,932.41/433,214.78 = 170,692.58/x
  3. Step 3: Cross multiply
    313,932.41x = 433,214.78 × 170,692.58
  4. Step 4: Simplify right side
    313,932.41x = 73,946,548,492.33
  5. Step 5: Solve for x
    x = 73,946,548,492.33/313,932.41
  6. Step 6: Final answer
    x = 235,549.27

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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.