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Finding the Fourth Proportional to 598,861.98, 826,431.48 and 384,002.91

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Solution

The fourth proportional to 598,861.98, 826,431.48 and 384,002.91 is: 529,925.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,861.98 : 826,431.48 = 384,002.91 : x
  2. Step 2: Convert to fraction form
    598,861.98/826,431.48 = 384,002.91/x
  3. Step 3: Cross multiply
    598,861.98x = 826,431.48 × 384,002.91
  4. Step 4: Simplify right side
    598,861.98x = 317,352,093,235.61
  5. Step 5: Solve for x
    x = 317,352,093,235.61/598,861.98
  6. Step 6: Final answer
    x = 529,925.26

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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.