Home / 349,340.10-523,664.55-171,701.70

Finding the Fourth Proportional to 349,340.10, 523,664.55 and 171,701.70

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Solution

The fourth proportional to 349,340.10, 523,664.55 and 171,701.70 is: 257,382.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,340.10 : 523,664.55 = 171,701.70 : x
  2. Step 2: Convert to fraction form
    349,340.10/523,664.55 = 171,701.70/x
  3. Step 3: Cross multiply
    349,340.10x = 523,664.55 × 171,701.70
  4. Step 4: Simplify right side
    349,340.10x = 89,914,093,464.74
  5. Step 5: Solve for x
    x = 89,914,093,464.74/349,340.10
  6. Step 6: Final answer
    x = 257,382.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.