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Finding the Fourth Proportional to 235,693.04, 353,572.77 and 75,715.33

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Solution

The fourth proportional to 235,693.04, 353,572.77 and 75,715.33 is: 113,583.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,693.04 : 353,572.77 = 75,715.33 : x
  2. Step 2: Convert to fraction form
    235,693.04/353,572.77 = 75,715.33/x
  3. Step 3: Cross multiply
    235,693.04x = 353,572.77 × 75,715.33
  4. Step 4: Simplify right side
    235,693.04x = 26,770,879,803.99
  5. Step 5: Solve for x
    x = 26,770,879,803.99/235,693.04
  6. Step 6: Final answer
    x = 113,583.67

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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.