Home / 913,268.60-1,369,902.90-493,364.60

Finding the Fourth Proportional to 913,268.60, 1,369,902.90 and 493,364.60

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Solution

The fourth proportional to 913,268.60, 1,369,902.90 and 493,364.60 is: 740,046.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,268.60 : 1,369,902.90 = 493,364.60 : x
  2. Step 2: Convert to fraction form
    913,268.60/1,369,902.90 = 493,364.60/x
  3. Step 3: Cross multiply
    913,268.60x = 1,369,902.90 × 493,364.60
  4. Step 4: Simplify right side
    913,268.60x = 675,861,596,297.34
  5. Step 5: Solve for x
    x = 675,861,596,297.34/913,268.60
  6. Step 6: Final answer
    x = 740,046.90

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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.