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Finding the Fourth Proportional to 294,801.95, 406,828.04 and 167,484.53

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Solution

The fourth proportional to 294,801.95, 406,828.04 and 167,484.53 is: 231,129.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,801.95 : 406,828.04 = 167,484.53 : x
  2. Step 2: Convert to fraction form
    294,801.95/406,828.04 = 167,484.53/x
  3. Step 3: Cross multiply
    294,801.95x = 406,828.04 × 167,484.53
  4. Step 4: Simplify right side
    294,801.95x = 68,137,403,070.22
  5. Step 5: Solve for x
    x = 68,137,403,070.22/294,801.95
  6. Step 6: Final answer
    x = 231,129.42

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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.