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Finding the Fourth Proportional to 179,783.82, 249,150.42 and 177,246.90

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Solution

The fourth proportional to 179,783.82, 249,150.42 and 177,246.90 is: 245,634.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,783.82 : 249,150.42 = 177,246.90 : x
  2. Step 2: Convert to fraction form
    179,783.82/249,150.42 = 177,246.90/x
  3. Step 3: Cross multiply
    179,783.82x = 249,150.42 × 177,246.90
  4. Step 4: Simplify right side
    179,783.82x = 44,161,139,578.70
  5. Step 5: Solve for x
    x = 44,161,139,578.70/179,783.82
  6. Step 6: Final answer
    x = 245,634.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.