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Finding the Fourth Proportional to 480,666.94, 721,001.94 and 181,067.02

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Solution

The fourth proportional to 480,666.94, 721,001.94 and 181,067.02 is: 271,601.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,666.94 : 721,001.94 = 181,067.02 : x
  2. Step 2: Convert to fraction form
    480,666.94/721,001.94 = 181,067.02/x
  3. Step 3: Cross multiply
    480,666.94x = 721,001.94 × 181,067.02
  4. Step 4: Simplify right side
    480,666.94x = 130,549,672,690.02
  5. Step 5: Solve for x
    x = 130,549,672,690.02/480,666.94
  6. Step 6: Final answer
    x = 271,601.11

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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.