Home / 447,618.35-618,268.14-324,914.69

Finding the Fourth Proportional to 447,618.35, 618,268.14 and 324,914.69

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Solution

The fourth proportional to 447,618.35, 618,268.14 and 324,914.69 is: 448,785.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,618.35 : 618,268.14 = 324,914.69 : x
  2. Step 2: Convert to fraction form
    447,618.35/618,268.14 = 324,914.69/x
  3. Step 3: Cross multiply
    447,618.35x = 618,268.14 × 324,914.69
  4. Step 4: Simplify right side
    447,618.35x = 200,884,402,590.65
  5. Step 5: Solve for x
    x = 200,884,402,590.65/447,618.35
  6. Step 6: Final answer
    x = 448,785.00

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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.