Home / 554,366.27-765,025.38-299,717.46

Finding the Fourth Proportional to 554,366.27, 765,025.38 and 299,717.46

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Solution

The fourth proportional to 554,366.27, 765,025.38 and 299,717.46 is: 413,610.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,366.27 : 765,025.38 = 299,717.46 : x
  2. Step 2: Convert to fraction form
    554,366.27/765,025.38 = 299,717.46/x
  3. Step 3: Cross multiply
    554,366.27x = 765,025.38 × 299,717.46
  4. Step 4: Simplify right side
    554,366.27x = 229,291,463,729.14
  5. Step 5: Solve for x
    x = 229,291,463,729.14/554,366.27
  6. Step 6: Final answer
    x = 413,610.06

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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.