Home / 286,559.04-395,487.84-173,382.72

Finding the Fourth Proportional to 286,559.04, 395,487.84 and 173,382.72

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Solution

The fourth proportional to 286,559.04, 395,487.84 and 173,382.72 is: 239,290.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,559.04 : 395,487.84 = 173,382.72 : x
  2. Step 2: Convert to fraction form
    286,559.04/395,487.84 = 173,382.72/x
  3. Step 3: Cross multiply
    286,559.04x = 395,487.84 × 173,382.72
  4. Step 4: Simplify right side
    286,559.04x = 68,570,757,426.12
  5. Step 5: Solve for x
    x = 68,570,757,426.12/286,559.04
  6. Step 6: Final answer
    x = 239,290.16

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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.