Home / 293,639.23-405,280.43-191,681.29

Finding the Fourth Proportional to 293,639.23, 405,280.43 and 191,681.29

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Solution

The fourth proportional to 293,639.23, 405,280.43 and 191,681.29 is: 264,558.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,639.23 : 405,280.43 = 191,681.29 : x
  2. Step 2: Convert to fraction form
    293,639.23/405,280.43 = 191,681.29/x
  3. Step 3: Cross multiply
    293,639.23x = 405,280.43 × 191,681.29
  4. Step 4: Simplify right side
    293,639.23x = 77,684,675,634.15
  5. Step 5: Solve for x
    x = 77,684,675,634.15/293,639.23
  6. Step 6: Final answer
    x = 264,558.23

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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.