Home / 1,124,171.32-1,686,344.82-325,464.76

Finding the Fourth Proportional to 1,124,171.32, 1,686,344.82 and 325,464.76

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Solution

The fourth proportional to 1,124,171.32, 1,686,344.82 and 325,464.76 is: 488,222.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,171.32 : 1,686,344.82 = 325,464.76 : x
  2. Step 2: Convert to fraction form
    1,124,171.32/1,686,344.82 = 325,464.76/x
  3. Step 3: Cross multiply
    1,124,171.32x = 1,686,344.82 × 325,464.76
  4. Step 4: Simplify right side
    1,124,171.32x = 548,845,812,118.54
  5. Step 5: Solve for x
    x = 548,845,812,118.54/1,124,171.32
  6. Step 6: Final answer
    x = 488,222.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.