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Finding the Fourth Proportional to 540,832.34, 746,578.44 and 336,983.98

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Solution

The fourth proportional to 540,832.34, 746,578.44 and 336,983.98 is: 465,181.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,832.34 : 746,578.44 = 336,983.98 : x
  2. Step 2: Convert to fraction form
    540,832.34/746,578.44 = 336,983.98/x
  3. Step 3: Cross multiply
    540,832.34x = 746,578.44 × 336,983.98
  4. Step 4: Simplify right side
    540,832.34x = 251,584,974,093.39
  5. Step 5: Solve for x
    x = 251,584,974,093.39/540,832.34
  6. Step 6: Final answer
    x = 465,181.08

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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.