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Finding the Fourth Proportional to 396,000.32, 546,477.08 and 223,952.06

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Solution

The fourth proportional to 396,000.32, 546,477.08 and 223,952.06 is: 309,051.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,000.32 : 546,477.08 = 223,952.06 : x
  2. Step 2: Convert to fraction form
    396,000.32/546,477.08 = 223,952.06/x
  3. Step 3: Cross multiply
    396,000.32x = 546,477.08 × 223,952.06
  4. Step 4: Simplify right side
    396,000.32x = 122,384,668,055.22
  5. Step 5: Solve for x
    x = 122,384,668,055.22/396,000.32
  6. Step 6: Final answer
    x = 309,051.95

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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.