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Finding the Fourth Proportional to 599,715.90, 899,245.80 and 244,328.40

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Solution

The fourth proportional to 599,715.90, 899,245.80 and 244,328.40 is: 366,358.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,715.90 : 899,245.80 = 244,328.40 : x
  2. Step 2: Convert to fraction form
    599,715.90/899,245.80 = 244,328.40/x
  3. Step 3: Cross multiply
    599,715.90x = 899,245.80 × 244,328.40
  4. Step 4: Simplify right side
    599,715.90x = 219,711,287,520.72
  5. Step 5: Solve for x
    x = 219,711,287,520.72/599,715.90
  6. Step 6: Final answer
    x = 366,358.95

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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.