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Finding the Fourth Proportional to 591,059.20, 886,329.60 and 235,955.20

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Solution

The fourth proportional to 591,059.20, 886,329.60 and 235,955.20 is: 353,829.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,059.20 : 886,329.60 = 235,955.20 : x
  2. Step 2: Convert to fraction form
    591,059.20/886,329.60 = 235,955.20/x
  3. Step 3: Cross multiply
    591,059.20x = 886,329.60 × 235,955.20
  4. Step 4: Simplify right side
    591,059.20x = 209,134,078,033.92
  5. Step 5: Solve for x
    x = 209,134,078,033.92/591,059.20
  6. Step 6: Final answer
    x = 353,829.33

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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.