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Finding the Fourth Proportional to 209,558.42, 314,340.52 and 59,798.67

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Solution

The fourth proportional to 209,558.42, 314,340.52 and 59,798.67 is: 89,698.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,558.42 : 314,340.52 = 59,798.67 : x
  2. Step 2: Convert to fraction form
    209,558.42/314,340.52 = 59,798.67/x
  3. Step 3: Cross multiply
    209,558.42x = 314,340.52 × 59,798.67
  4. Step 4: Simplify right side
    209,558.42x = 18,797,145,023.11
  5. Step 5: Solve for x
    x = 18,797,145,023.11/209,558.42
  6. Step 6: Final answer
    x = 89,698.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.