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Finding the Fourth Proportional to 539,600.96, 744,655.35 and 297,883.67

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Solution

The fourth proportional to 539,600.96, 744,655.35 and 297,883.67 is: 411,082.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,600.96 : 744,655.35 = 297,883.67 : x
  2. Step 2: Convert to fraction form
    539,600.96/744,655.35 = 297,883.67/x
  3. Step 3: Cross multiply
    539,600.96x = 744,655.35 × 297,883.67
  4. Step 4: Simplify right side
    539,600.96x = 221,820,664,819.86
  5. Step 5: Solve for x
    x = 221,820,664,819.86/539,600.96
  6. Step 6: Final answer
    x = 411,082.79

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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.