Home / 356,210.66-491,567.21-192,866.37

Finding the Fourth Proportional to 356,210.66, 491,567.21 and 192,866.37

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Solution

The fourth proportional to 356,210.66, 491,567.21 and 192,866.37 is: 266,153.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,210.66 : 491,567.21 = 192,866.37 : x
  2. Step 2: Convert to fraction form
    356,210.66/491,567.21 = 192,866.37/x
  3. Step 3: Cross multiply
    356,210.66x = 491,567.21 × 192,866.37
  4. Step 4: Simplify right side
    356,210.66x = 94,806,780,776.83
  5. Step 5: Solve for x
    x = 94,806,780,776.83/356,210.66
  6. Step 6: Final answer
    x = 266,153.69

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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.