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Finding the Fourth Proportional to 533,799, 800,613.74 and 249,686.73

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Solution

The fourth proportional to 533,799, 800,613.74 and 249,686.73 is: 374,490.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,799 : 800,613.74 = 249,686.73 : x
  2. Step 2: Convert to fraction form
    533,799/800,613.74 = 249,686.73/x
  3. Step 3: Cross multiply
    533,799x = 800,613.74 × 249,686.73
  4. Step 4: Simplify right side
    533,799x = 199,902,625,485.24
  5. Step 5: Solve for x
    x = 199,902,625,485.24/533,799
  6. Step 6: Final answer
    x = 374,490.45

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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.