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Finding the Fourth Proportional to 200,303.94, 276,411.11 and 109,657.65

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Solution

The fourth proportional to 200,303.94, 276,411.11 and 109,657.65 is: 151,323.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,303.94 : 276,411.11 = 109,657.65 : x
  2. Step 2: Convert to fraction form
    200,303.94/276,411.11 = 109,657.65/x
  3. Step 3: Cross multiply
    200,303.94x = 276,411.11 × 109,657.65
  4. Step 4: Simplify right side
    200,303.94x = 30,310,591,998.34
  5. Step 5: Solve for x
    x = 30,310,591,998.34/200,303.94
  6. Step 6: Final answer
    x = 151,323.00

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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.