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Finding the Fourth Proportional to 373,714.04, 515,725.22 and 203,948.16

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Solution

The fourth proportional to 373,714.04, 515,725.22 and 203,948.16 is: 281,448.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,714.04 : 515,725.22 = 203,948.16 : x
  2. Step 2: Convert to fraction form
    373,714.04/515,725.22 = 203,948.16/x
  3. Step 3: Cross multiply
    373,714.04x = 515,725.22 × 203,948.16
  4. Step 4: Simplify right side
    373,714.04x = 105,181,208,664.85
  5. Step 5: Solve for x
    x = 105,181,208,664.85/373,714.04
  6. Step 6: Final answer
    x = 281,448.38

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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.