Home / 686,904.56-946,833.43-541,473.37

Finding the Fourth Proportional to 686,904.56, 946,833.43 and 541,473.37

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Solution

The fourth proportional to 686,904.56, 946,833.43 and 541,473.37 is: 746,370.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    686,904.56 : 946,833.43 = 541,473.37 : x
  2. Step 2: Convert to fraction form
    686,904.56/946,833.43 = 541,473.37/x
  3. Step 3: Cross multiply
    686,904.56x = 946,833.43 × 541,473.37
  4. Step 4: Simplify right side
    686,904.56x = 512,685,080,729.23
  5. Step 5: Solve for x
    x = 512,685,080,729.23/686,904.56
  6. Step 6: Final answer
    x = 746,370.18

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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.