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Finding the Fourth Proportional to 302,215.70, 453,651.60 and 235,949.60

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Solution

The fourth proportional to 302,215.70, 453,651.60 and 235,949.60 is: 354,180.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,215.70 : 453,651.60 = 235,949.60 : x
  2. Step 2: Convert to fraction form
    302,215.70/453,651.60 = 235,949.60/x
  3. Step 3: Cross multiply
    302,215.70x = 453,651.60 × 235,949.60
  4. Step 4: Simplify right side
    302,215.70x = 107,038,913,559.36
  5. Step 5: Solve for x
    x = 107,038,913,559.36/302,215.70
  6. Step 6: Final answer
    x = 354,180.52

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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.