Home / 946,600.40-1,306,313.34-516,880.52

Finding the Fourth Proportional to 946,600.40, 1,306,313.34 and 516,880.52

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Solution

The fourth proportional to 946,600.40, 1,306,313.34 and 516,880.52 is: 713,297.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,600.40 : 1,306,313.34 = 516,880.52 : x
  2. Step 2: Convert to fraction form
    946,600.40/1,306,313.34 = 516,880.52/x
  3. Step 3: Cross multiply
    946,600.40x = 1,306,313.34 × 516,880.52
  4. Step 4: Simplify right side
    946,600.40x = 675,207,918,462.14
  5. Step 5: Solve for x
    x = 675,207,918,462.14/946,600.40
  6. Step 6: Final answer
    x = 713,297.73

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1.5x scale

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.