Home / 946,562.80-1,306,309.56-516,882.80

Finding the Fourth Proportional to 946,562.80, 1,306,309.56 and 516,882.80

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Solution

The fourth proportional to 946,562.80, 1,306,309.56 and 516,882.80 is: 713,327.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,562.80 : 1,306,309.56 = 516,882.80 : x
  2. Step 2: Convert to fraction form
    946,562.80/1,306,309.56 = 516,882.80/x
  3. Step 3: Cross multiply
    946,562.80x = 1,306,309.56 × 516,882.80
  4. Step 4: Simplify right side
    946,562.80x = 675,208,943,039.57
  5. Step 5: Solve for x
    x = 675,208,943,039.57/946,562.80
  6. Step 6: Final answer
    x = 713,327.15

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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.