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Finding the Fourth Proportional to 581,369.04, 872,053.97 and 160,645.32

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Solution

The fourth proportional to 581,369.04, 872,053.97 and 160,645.32 is: 240,968.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,369.04 : 872,053.97 = 160,645.32 : x
  2. Step 2: Convert to fraction form
    581,369.04/872,053.97 = 160,645.32/x
  3. Step 3: Cross multiply
    581,369.04x = 872,053.97 × 160,645.32
  4. Step 4: Simplify right side
    581,369.04x = 140,091,389,067.92
  5. Step 5: Solve for x
    x = 140,091,389,067.92/581,369.04
  6. Step 6: Final answer
    x = 240,968.09

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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.