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Finding the Fourth Proportional to 292,852.80, 404,161.92 and 165,551.04

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Solution

The fourth proportional to 292,852.80, 404,161.92 and 165,551.04 is: 228,474.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,852.80 : 404,161.92 = 165,551.04 : x
  2. Step 2: Convert to fraction form
    292,852.80/404,161.92 = 165,551.04/x
  3. Step 3: Cross multiply
    292,852.80x = 404,161.92 × 165,551.04
  4. Step 4: Simplify right side
    292,852.80x = 66,909,426,184.40
  5. Step 5: Solve for x
    x = 66,909,426,184.40/292,852.80
  6. Step 6: Final answer
    x = 228,474.60

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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.