Home / 683,829.81-943,688.04-373,738.68

Finding the Fourth Proportional to 683,829.81, 943,688.04 and 373,738.68

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Solution

The fourth proportional to 683,829.81, 943,688.04 and 373,738.68 is: 515,760.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,829.81 : 943,688.04 = 373,738.68 : x
  2. Step 2: Convert to fraction form
    683,829.81/943,688.04 = 373,738.68/x
  3. Step 3: Cross multiply
    683,829.81x = 943,688.04 × 373,738.68
  4. Step 4: Simplify right side
    683,829.81x = 352,692,722,401.39
  5. Step 5: Solve for x
    x = 352,692,722,401.39/683,829.81
  6. Step 6: Final answer
    x = 515,760.96

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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.