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Finding the Fourth Proportional to 213,495.94, 294,624.45 and 118,002.64

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Solution

The fourth proportional to 213,495.94, 294,624.45 and 118,002.64 is: 162,843.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,495.94 : 294,624.45 = 118,002.64 : x
  2. Step 2: Convert to fraction form
    213,495.94/294,624.45 = 118,002.64/x
  3. Step 3: Cross multiply
    213,495.94x = 294,624.45 × 118,002.64
  4. Step 4: Simplify right side
    213,495.94x = 34,766,462,908.55
  5. Step 5: Solve for x
    x = 34,766,462,908.55/213,495.94
  6. Step 6: Final answer
    x = 162,843.67

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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.