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Finding the Fourth Proportional to 534,355.63, 801,091.93 and 249,906.21

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Solution

The fourth proportional to 534,355.63, 801,091.93 and 249,906.21 is: 374,652.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,355.63 : 801,091.93 = 249,906.21 : x
  2. Step 2: Convert to fraction form
    534,355.63/801,091.93 = 249,906.21/x
  3. Step 3: Cross multiply
    534,355.63x = 801,091.93 × 249,906.21
  4. Step 4: Simplify right side
    534,355.63x = 200,197,848,087.89
  5. Step 5: Solve for x
    x = 200,197,848,087.89/534,355.63
  6. Step 6: Final answer
    x = 374,652.83

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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.