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Finding the Fourth Proportional to 292,853.80, 439,766.54 and 182,745.64

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Solution

The fourth proportional to 292,853.80, 439,766.54 and 182,745.64 is: 274,421.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,853.80 : 439,766.54 = 182,745.64 : x
  2. Step 2: Convert to fraction form
    292,853.80/439,766.54 = 182,745.64/x
  3. Step 3: Cross multiply
    292,853.80x = 439,766.54 × 182,745.64
  4. Step 4: Simplify right side
    292,853.80x = 80,365,417,802.89
  5. Step 5: Solve for x
    x = 80,365,417,802.89/292,853.80
  6. Step 6: Final answer
    x = 274,421.63

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1.5x scale

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.