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Finding the Fourth Proportional to 262,776.88, 362,632.10 and 141,918.20

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Solution

The fourth proportional to 262,776.88, 362,632.10 and 141,918.20 is: 195,847.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,776.88 : 362,632.10 = 141,918.20 : x
  2. Step 2: Convert to fraction form
    262,776.88/362,632.10 = 141,918.20/x
  3. Step 3: Cross multiply
    262,776.88x = 362,632.10 × 141,918.20
  4. Step 4: Simplify right side
    262,776.88x = 51,464,094,894.22
  5. Step 5: Solve for x
    x = 51,464,094,894.22/262,776.88
  6. Step 6: Final answer
    x = 195,847.12

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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.