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Finding the Fourth Proportional to 536,846.67, 740,862.56 and 295,135.34

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Solution

The fourth proportional to 536,846.67, 740,862.56 and 295,135.34 is: 407,294.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,846.67 : 740,862.56 = 295,135.34 : x
  2. Step 2: Convert to fraction form
    536,846.67/740,862.56 = 295,135.34/x
  3. Step 3: Cross multiply
    536,846.67x = 740,862.56 × 295,135.34
  4. Step 4: Simplify right side
    536,846.67x = 218,654,723,538.87
  5. Step 5: Solve for x
    x = 218,654,723,538.87/536,846.67
  6. Step 6: Final answer
    x = 407,294.55

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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.