Home / 209,288.76-289,579.08-182,487.08

Finding the Fourth Proportional to 209,288.76, 289,579.08 and 182,487.08

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Solution

The fourth proportional to 209,288.76, 289,579.08 and 182,487.08 is: 252,495.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,288.76 : 289,579.08 = 182,487.08 : x
  2. Step 2: Convert to fraction form
    209,288.76/289,579.08 = 182,487.08/x
  3. Step 3: Cross multiply
    209,288.76x = 289,579.08 × 182,487.08
  4. Step 4: Simplify right side
    209,288.76x = 52,844,440,738.29
  5. Step 5: Solve for x
    x = 52,844,440,738.29/209,288.76
  6. Step 6: Final answer
    x = 252,495.36

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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.