Home / 451,284.78-676,215.09-166,583.58

Finding the Fourth Proportional to 451,284.78, 676,215.09 and 166,583.58

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Solution

The fourth proportional to 451,284.78, 676,215.09 and 166,583.58 is: 249,612.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,284.78 : 676,215.09 = 166,583.58 : x
  2. Step 2: Convert to fraction form
    451,284.78/676,215.09 = 166,583.58/x
  3. Step 3: Cross multiply
    451,284.78x = 676,215.09 × 166,583.58
  4. Step 4: Simplify right side
    451,284.78x = 112,646,330,542.22
  5. Step 5: Solve for x
    x = 112,646,330,542.22/451,284.78
  6. Step 6: Final answer
    x = 249,612.52

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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.