Home / 946,425.56-1,306,087.08-516,723.80

Finding the Fourth Proportional to 946,425.56, 1,306,087.08 and 516,723.80

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Solution

The fourth proportional to 946,425.56, 1,306,087.08 and 516,723.80 is: 713,089.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,425.56 : 1,306,087.08 = 516,723.80 : x
  2. Step 2: Convert to fraction form
    946,425.56/1,306,087.08 = 516,723.80/x
  3. Step 3: Cross multiply
    946,425.56x = 1,306,087.08 × 516,723.80
  4. Step 4: Simplify right side
    946,425.56x = 674,886,279,108.50
  5. Step 5: Solve for x
    x = 674,886,279,108.50/946,425.56
  6. Step 6: Final answer
    x = 713,089.66

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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.