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Finding the Fourth Proportional to 259,471.50, 357,763.95 and 183,003.18

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Solution

The fourth proportional to 259,471.50, 357,763.95 and 183,003.18 is: 252,328.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,471.50 : 357,763.95 = 183,003.18 : x
  2. Step 2: Convert to fraction form
    259,471.50/357,763.95 = 183,003.18/x
  3. Step 3: Cross multiply
    259,471.50x = 357,763.95 × 183,003.18
  4. Step 4: Simplify right side
    259,471.50x = 65,471,940,539.36
  5. Step 5: Solve for x
    x = 65,471,940,539.36/259,471.50
  6. Step 6: Final answer
    x = 252,328.06

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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.