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Finding the Fourth Proportional to 461,803.44, 637,120.17 and 270,779.79

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Solution

The fourth proportional to 461,803.44, 637,120.17 and 270,779.79 is: 373,577.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,803.44 : 637,120.17 = 270,779.79 : x
  2. Step 2: Convert to fraction form
    461,803.44/637,120.17 = 270,779.79/x
  3. Step 3: Cross multiply
    461,803.44x = 637,120.17 × 270,779.79
  4. Step 4: Simplify right side
    461,803.44x = 172,519,265,837.36
  5. Step 5: Solve for x
    x = 172,519,265,837.36/461,803.44
  6. Step 6: Final answer
    x = 373,577.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.