Home / 358,515.69-538,106.04-181,147.26

Finding the Fourth Proportional to 358,515.69, 538,106.04 and 181,147.26

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Solution

The fourth proportional to 358,515.69, 538,106.04 and 181,147.26 is: 271,888.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,515.69 : 538,106.04 = 181,147.26 : x
  2. Step 2: Convert to fraction form
    358,515.69/538,106.04 = 181,147.26/x
  3. Step 3: Cross multiply
    358,515.69x = 538,106.04 × 181,147.26
  4. Step 4: Simplify right side
    358,515.69x = 97,476,434,735.45
  5. Step 5: Solve for x
    x = 97,476,434,735.45/358,515.69
  6. Step 6: Final answer
    x = 271,888.89

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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.