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Finding the Fourth Proportional to 328,825.41, 453,779.73 and 183,630.48

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Solution

The fourth proportional to 328,825.41, 453,779.73 and 183,630.48 is: 253,410.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,825.41 : 453,779.73 = 183,630.48 : x
  2. Step 2: Convert to fraction form
    328,825.41/453,779.73 = 183,630.48/x
  3. Step 3: Cross multiply
    328,825.41x = 453,779.73 × 183,630.48
  4. Step 4: Simplify right side
    328,825.41x = 83,327,789,634.17
  5. Step 5: Solve for x
    x = 83,327,789,634.17/328,825.41
  6. Step 6: Final answer
    x = 253,410.43

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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.