Home / 684,106.14-944,065.86-412,185.48

Finding the Fourth Proportional to 684,106.14, 944,065.86 and 412,185.48

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Solution

The fourth proportional to 684,106.14, 944,065.86 and 412,185.48 is: 568,815.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,106.14 : 944,065.86 = 412,185.48 : x
  2. Step 2: Convert to fraction form
    684,106.14/944,065.86 = 412,185.48/x
  3. Step 3: Cross multiply
    684,106.14x = 944,065.86 × 412,185.48
  4. Step 4: Simplify right side
    684,106.14x = 389,130,239,655.71
  5. Step 5: Solve for x
    x = 389,130,239,655.71/684,106.14
  6. Step 6: Final answer
    x = 568,815.59

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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.