Home / 947,338.60-1,421,007.90-682,954.60

Finding the Fourth Proportional to 947,338.60, 1,421,007.90 and 682,954.60

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Solution

The fourth proportional to 947,338.60, 1,421,007.90 and 682,954.60 is: 1,024,431.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,338.60 : 1,421,007.90 = 682,954.60 : x
  2. Step 2: Convert to fraction form
    947,338.60/1,421,007.90 = 682,954.60/x
  3. Step 3: Cross multiply
    947,338.60x = 1,421,007.90 × 682,954.60
  4. Step 4: Simplify right side
    947,338.60x = 970,483,881,941.34
  5. Step 5: Solve for x
    x = 970,483,881,941.34/947,338.60
  6. Step 6: Final answer
    x = 1,024,431.90

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1.5x scale

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.