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Finding the Fourth Proportional to 336,860.82, 505,555.20 and 234,996.30

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Solution

The fourth proportional to 336,860.82, 505,555.20 and 234,996.30 is: 352,678.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,860.82 : 505,555.20 = 234,996.30 : x
  2. Step 2: Convert to fraction form
    336,860.82/505,555.20 = 234,996.30/x
  3. Step 3: Cross multiply
    336,860.82x = 505,555.20 × 234,996.30
  4. Step 4: Simplify right side
    336,860.82x = 118,803,601,445.76
  5. Step 5: Solve for x
    x = 118,803,601,445.76/336,860.82
  6. Step 6: Final answer
    x = 352,678.60

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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.