Home / 379,539.39-524,205.68-251,993.55

Finding the Fourth Proportional to 379,539.39, 524,205.68 and 251,993.55

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Solution

The fourth proportional to 379,539.39, 524,205.68 and 251,993.55 is: 348,044.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,539.39 : 524,205.68 = 251,993.55 : x
  2. Step 2: Convert to fraction form
    379,539.39/524,205.68 = 251,993.55/x
  3. Step 3: Cross multiply
    379,539.39x = 524,205.68 × 251,993.55
  4. Step 4: Simplify right side
    379,539.39x = 132,096,448,973.40
  5. Step 5: Solve for x
    x = 132,096,448,973.40/379,539.39
  6. Step 6: Final answer
    x = 348,044.11

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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.