Home / 662,256.51-993,291.46-212,920.27

Finding the Fourth Proportional to 662,256.51, 993,291.46 and 212,920.27

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Solution

The fourth proportional to 662,256.51, 993,291.46 and 212,920.27 is: 319,350.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,256.51 : 993,291.46 = 212,920.27 : x
  2. Step 2: Convert to fraction form
    662,256.51/993,291.46 = 212,920.27/x
  3. Step 3: Cross multiply
    662,256.51x = 993,291.46 × 212,920.27
  4. Step 4: Simplify right side
    662,256.51x = 211,491,885,630.00
  5. Step 5: Solve for x
    x = 211,491,885,630.00/662,256.51
  6. Step 6: Final answer
    x = 319,350.41

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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.