Home / 213,226.36-292,706.27-211,233.76

Finding the Fourth Proportional to 213,226.36, 292,706.27 and 211,233.76

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Solution

The fourth proportional to 213,226.36, 292,706.27 and 211,233.76 is: 289,970.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,226.36 : 292,706.27 = 211,233.76 : x
  2. Step 2: Convert to fraction form
    213,226.36/292,706.27 = 211,233.76/x
  3. Step 3: Cross multiply
    213,226.36x = 292,706.27 × 211,233.76
  4. Step 4: Simplify right side
    213,226.36x = 61,829,446,180.06
  5. Step 5: Solve for x
    x = 61,829,446,180.06/213,226.36
  6. Step 6: Final answer
    x = 289,970.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.