Home / 313,626.02-432,772.67-177,632.82

Finding the Fourth Proportional to 313,626.02, 432,772.67 and 177,632.82

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Solution

The fourth proportional to 313,626.02, 432,772.67 and 177,632.82 is: 245,115.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,626.02 : 432,772.67 = 177,632.82 : x
  2. Step 2: Convert to fraction form
    313,626.02/432,772.67 = 177,632.82/x
  3. Step 3: Cross multiply
    313,626.02x = 432,772.67 × 177,632.82
  4. Step 4: Simplify right side
    313,626.02x = 76,874,630,235.11
  5. Step 5: Solve for x
    x = 76,874,630,235.11/313,626.02
  6. Step 6: Final answer
    x = 245,115.60

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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.