Home / 684,106.13-944,065.86-412,185.49

Finding the Fourth Proportional to 684,106.13, 944,065.86 and 412,185.49

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Solution

The fourth proportional to 684,106.13, 944,065.86 and 412,185.49 is: 568,815.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,106.13 : 944,065.86 = 412,185.49 : x
  2. Step 2: Convert to fraction form
    684,106.13/944,065.86 = 412,185.49/x
  3. Step 3: Cross multiply
    684,106.13x = 944,065.86 × 412,185.49
  4. Step 4: Simplify right side
    684,106.13x = 389,130,249,096.37
  5. Step 5: Solve for x
    x = 389,130,249,096.37/684,106.13
  6. Step 6: Final answer
    x = 568,815.62

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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.