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Finding the Fourth Proportional to 539,600.96, 744,651.71 and 297,885.52

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Solution

The fourth proportional to 539,600.96, 744,651.71 and 297,885.52 is: 411,083.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,600.96 : 744,651.71 = 297,885.52 : x
  2. Step 2: Convert to fraction form
    539,600.96/744,651.71 = 297,885.52/x
  3. Step 3: Cross multiply
    539,600.96x = 744,651.71 × 297,885.52
  4. Step 4: Simplify right side
    539,600.96x = 221,820,958,501.18
  5. Step 5: Solve for x
    x = 221,820,958,501.18/539,600.96
  6. Step 6: Final answer
    x = 411,083.33

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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.