Home / 341,421.11-471,158.48-188,459.34

Finding the Fourth Proportional to 341,421.11, 471,158.48 and 188,459.34

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Solution

The fourth proportional to 341,421.11, 471,158.48 and 188,459.34 is: 260,072.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,421.11 : 471,158.48 = 188,459.34 : x
  2. Step 2: Convert to fraction form
    341,421.11/471,158.48 = 188,459.34/x
  3. Step 3: Cross multiply
    341,421.11x = 471,158.48 × 188,459.34
  4. Step 4: Simplify right side
    341,421.11x = 88,794,217,696.43
  5. Step 5: Solve for x
    x = 88,794,217,696.43/341,421.11
  6. Step 6: Final answer
    x = 260,072.43

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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.