Home / 893,135.92-1,232,520.93-485,241.11

Finding the Fourth Proportional to 893,135.92, 1,232,520.93 and 485,241.11

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Solution

The fourth proportional to 893,135.92, 1,232,520.93 and 485,241.11 is: 669,629.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,135.92 : 1,232,520.93 = 485,241.11 : x
  2. Step 2: Convert to fraction form
    893,135.92/1,232,520.93 = 485,241.11/x
  3. Step 3: Cross multiply
    893,135.92x = 1,232,520.93 × 485,241.11
  4. Step 4: Simplify right side
    893,135.92x = 598,069,821,358.17
  5. Step 5: Solve for x
    x = 598,069,821,358.17/893,135.92
  6. Step 6: Final answer
    x = 669,629.12

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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.