Home / 366,926.71-506,362.53-205,778.30

Finding the Fourth Proportional to 366,926.71, 506,362.53 and 205,778.30

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Solution

The fourth proportional to 366,926.71, 506,362.53 and 205,778.30 is: 283,976.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,926.71 : 506,362.53 = 205,778.30 : x
  2. Step 2: Convert to fraction form
    366,926.71/506,362.53 = 205,778.30/x
  3. Step 3: Cross multiply
    366,926.71x = 506,362.53 × 205,778.30
  4. Step 4: Simplify right side
    366,926.71x = 104,198,418,824.22
  5. Step 5: Solve for x
    x = 104,198,418,824.22/366,926.71
  6. Step 6: Final answer
    x = 283,976.11

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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.