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Finding the Fourth Proportional to 580,567.95, 801,043.56 and 338,712.48

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Solution

The fourth proportional to 580,567.95, 801,043.56 and 338,712.48 is: 467,341.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,567.95 : 801,043.56 = 338,712.48 : x
  2. Step 2: Convert to fraction form
    580,567.95/801,043.56 = 338,712.48/x
  3. Step 3: Cross multiply
    580,567.95x = 801,043.56 × 338,712.48
  4. Step 4: Simplify right side
    580,567.95x = 271,323,450,795.63
  5. Step 5: Solve for x
    x = 271,323,450,795.63/580,567.95
  6. Step 6: Final answer
    x = 467,341.42

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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.