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Finding the Fourth Proportional to 187,175.88, 280,632.33 and 65,566.67

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Solution

The fourth proportional to 187,175.88, 280,632.33 and 65,566.67 is: 98,303.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,175.88 : 280,632.33 = 65,566.67 : x
  2. Step 2: Convert to fraction form
    187,175.88/280,632.33 = 65,566.67/x
  3. Step 3: Cross multiply
    187,175.88x = 280,632.33 × 65,566.67
  4. Step 4: Simplify right side
    187,175.88x = 18,400,125,969.28
  5. Step 5: Solve for x
    x = 18,400,125,969.28/187,175.88
  6. Step 6: Final answer
    x = 98,303.94

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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.