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Finding the Fourth Proportional to 295,020.90, 442,859.40 and 182,827.80

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Solution

The fourth proportional to 295,020.90, 442,859.40 and 182,827.80 is: 274,445.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,020.90 : 442,859.40 = 182,827.80 : x
  2. Step 2: Convert to fraction form
    295,020.90/442,859.40 = 182,827.80/x
  3. Step 3: Cross multiply
    295,020.90x = 442,859.40 × 182,827.80
  4. Step 4: Simplify right side
    295,020.90x = 80,967,009,811.32
  5. Step 5: Solve for x
    x = 80,967,009,811.32/295,020.90
  6. Step 6: Final answer
    x = 274,445.00

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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.