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Finding the Fourth Proportional to 334,139.70, 501,209.55 and 165,594.90

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Solution

The fourth proportional to 334,139.70, 501,209.55 and 165,594.90 is: 248,392.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,139.70 : 501,209.55 = 165,594.90 : x
  2. Step 2: Convert to fraction form
    334,139.70/501,209.55 = 165,594.90/x
  3. Step 3: Cross multiply
    334,139.70x = 501,209.55 × 165,594.90
  4. Step 4: Simplify right side
    334,139.70x = 82,997,745,311.30
  5. Step 5: Solve for x
    x = 82,997,745,311.30/334,139.70
  6. Step 6: Final answer
    x = 248,392.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.