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Finding the Fourth Proportional to 496,153.44, 684,742.50 and 292,268.52

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Solution

The fourth proportional to 496,153.44, 684,742.50 and 292,268.52 is: 403,360.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,153.44 : 684,742.50 = 292,268.52 : x
  2. Step 2: Convert to fraction form
    496,153.44/684,742.50 = 292,268.52/x
  3. Step 3: Cross multiply
    496,153.44x = 684,742.50 × 292,268.52
  4. Step 4: Simplify right side
    496,153.44x = 200,128,677,056.10
  5. Step 5: Solve for x
    x = 200,128,677,056.10/496,153.44
  6. Step 6: Final answer
    x = 403,360.45

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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.