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Finding the Fourth Proportional to 663,750.01, 996,157.06 and 343,993.30

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Solution

The fourth proportional to 663,750.01, 996,157.06 and 343,993.30 is: 516,265.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,750.01 : 996,157.06 = 343,993.30 : x
  2. Step 2: Convert to fraction form
    663,750.01/996,157.06 = 343,993.30/x
  3. Step 3: Cross multiply
    663,750.01x = 996,157.06 × 343,993.30
  4. Step 4: Simplify right side
    663,750.01x = 342,671,351,037.32
  5. Step 5: Solve for x
    x = 342,671,351,037.32/663,750.01
  6. Step 6: Final answer
    x = 516,265.68

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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.