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Finding the Fourth Proportional to 433,483.20, 650,192.40 and 180,698.40

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Solution

The fourth proportional to 433,483.20, 650,192.40 and 180,698.40 is: 271,034.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,483.20 : 650,192.40 = 180,698.40 : x
  2. Step 2: Convert to fraction form
    433,483.20/650,192.40 = 180,698.40/x
  3. Step 3: Cross multiply
    433,483.20x = 650,192.40 × 180,698.40
  4. Step 4: Simplify right side
    433,483.20x = 117,488,726,372.16
  5. Step 5: Solve for x
    x = 117,488,726,372.16/433,483.20
  6. Step 6: Final answer
    x = 271,034.09

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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.