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Finding the Fourth Proportional to 328,714.94, 453,633.69 and 181,539.34

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Solution

The fourth proportional to 328,714.94, 453,633.69 and 181,539.34 is: 250,528.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,714.94 : 453,633.69 = 181,539.34 : x
  2. Step 2: Convert to fraction form
    328,714.94/453,633.69 = 181,539.34/x
  3. Step 3: Cross multiply
    328,714.94x = 453,633.69 × 181,539.34
  4. Step 4: Simplify right side
    328,714.94x = 82,352,360,684.36
  5. Step 5: Solve for x
    x = 82,352,360,684.36/328,714.94
  6. Step 6: Final answer
    x = 250,528.20

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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.