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Finding the Fourth Proportional to 723,700.17, 998,682.62 and 437,170.37

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Solution

The fourth proportional to 723,700.17, 998,682.62 and 437,170.37 is: 603,280.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,700.17 : 998,682.62 = 437,170.37 : x
  2. Step 2: Convert to fraction form
    723,700.17/998,682.62 = 437,170.37/x
  3. Step 3: Cross multiply
    723,700.17x = 998,682.62 × 437,170.37
  4. Step 4: Simplify right side
    723,700.17x = 436,594,443,318.70
  5. Step 5: Solve for x
    x = 436,594,443,318.70/723,700.17
  6. Step 6: Final answer
    x = 603,280.84

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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.