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Finding the Fourth Proportional to 581,000.96, 801,759.84 and 322,893.92

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Solution

The fourth proportional to 581,000.96, 801,759.84 and 322,893.92 is: 445,581.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,000.96 : 801,759.84 = 322,893.92 : x
  2. Step 2: Convert to fraction form
    581,000.96/801,759.84 = 322,893.92/x
  3. Step 3: Cross multiply
    581,000.96x = 801,759.84 × 322,893.92
  4. Step 4: Simplify right side
    581,000.96x = 258,883,377,636.17
  5. Step 5: Solve for x
    x = 258,883,377,636.17/581,000.96
  6. Step 6: Final answer
    x = 445,581.67

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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.