Home / 205,911.27-284,011.06-188,970.22

Finding the Fourth Proportional to 205,911.27, 284,011.06 and 188,970.22

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Solution

The fourth proportional to 205,911.27, 284,011.06 and 188,970.22 is: 260,644.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,911.27 : 284,011.06 = 188,970.22 : x
  2. Step 2: Convert to fraction form
    205,911.27/284,011.06 = 188,970.22/x
  3. Step 3: Cross multiply
    205,911.27x = 284,011.06 × 188,970.22
  4. Step 4: Simplify right side
    205,911.27x = 53,669,630,125.73
  5. Step 5: Solve for x
    x = 53,669,630,125.73/205,911.27
  6. Step 6: Final answer
    x = 260,644.46

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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.