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Finding the Fourth Proportional to 341,290.32, 512,010.14 and 104,651.44

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Solution

The fourth proportional to 341,290.32, 512,010.14 and 104,651.44 is: 157,000.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,290.32 : 512,010.14 = 104,651.44 : x
  2. Step 2: Convert to fraction form
    341,290.32/512,010.14 = 104,651.44/x
  3. Step 3: Cross multiply
    341,290.32x = 512,010.14 × 104,651.44
  4. Step 4: Simplify right side
    341,290.32x = 53,582,598,445.60
  5. Step 5: Solve for x
    x = 53,582,598,445.60/341,290.32
  6. Step 6: Final answer
    x = 157,000.05

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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.