Home / 554,480.05-765,346.08-325,087.14

Finding the Fourth Proportional to 554,480.05, 765,346.08 and 325,087.14

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Solution

The fourth proportional to 554,480.05, 765,346.08 and 325,087.14 is: 448,716.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,480.05 : 765,346.08 = 325,087.14 : x
  2. Step 2: Convert to fraction form
    554,480.05/765,346.08 = 325,087.14/x
  3. Step 3: Cross multiply
    554,480.05x = 765,346.08 × 325,087.14
  4. Step 4: Simplify right side
    554,480.05x = 248,804,168,257.41
  5. Step 5: Solve for x
    x = 248,804,168,257.41/554,480.05
  6. Step 6: Final answer
    x = 448,716.18

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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.