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Finding the Fourth Proportional to 261,530.55, 360,480.87 and 184,950.72

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Solution

The fourth proportional to 261,530.55, 360,480.87 and 184,950.72 is: 254,926.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,530.55 : 360,480.87 = 184,950.72 : x
  2. Step 2: Convert to fraction form
    261,530.55/360,480.87 = 184,950.72/x
  3. Step 3: Cross multiply
    261,530.55x = 360,480.87 × 184,950.72
  4. Step 4: Simplify right side
    261,530.55x = 66,671,196,452.73
  5. Step 5: Solve for x
    x = 66,671,196,452.73/261,530.55
  6. Step 6: Final answer
    x = 254,926.99

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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.