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Finding the Fourth Proportional to 599,612.80, 899,534.40 and 304,124.80

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Solution

The fourth proportional to 599,612.80, 899,534.40 and 304,124.80 is: 456,245.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,612.80 : 899,534.40 = 304,124.80 : x
  2. Step 2: Convert to fraction form
    599,612.80/899,534.40 = 304,124.80/x
  3. Step 3: Cross multiply
    599,612.80x = 899,534.40 × 304,124.80
  4. Step 4: Simplify right side
    599,612.80x = 273,570,719,493.12
  5. Step 5: Solve for x
    x = 273,570,719,493.12/599,612.80
  6. Step 6: Final answer
    x = 456,245.63

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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.