Home / 913,256.60-1,369,884.90-493,352.60

Finding the Fourth Proportional to 913,256.60, 1,369,884.90 and 493,352.60

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Solution

The fourth proportional to 913,256.60, 1,369,884.90 and 493,352.60 is: 740,028.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,256.60 : 1,369,884.90 = 493,352.60 : x
  2. Step 2: Convert to fraction form
    913,256.60/1,369,884.90 = 493,352.60/x
  3. Step 3: Cross multiply
    913,256.60x = 1,369,884.90 × 493,352.60
  4. Step 4: Simplify right side
    913,256.60x = 675,836,277,115.74
  5. Step 5: Solve for x
    x = 675,836,277,115.74/913,256.60
  6. Step 6: Final answer
    x = 740,028.90

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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.