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Finding the Fourth Proportional to 603,529.80, 832,885.08 and 331,614.72

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Solution

The fourth proportional to 603,529.80, 832,885.08 and 331,614.72 is: 457,635.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,529.80 : 832,885.08 = 331,614.72 : x
  2. Step 2: Convert to fraction form
    603,529.80/832,885.08 = 331,614.72/x
  3. Step 3: Cross multiply
    603,529.80x = 832,885.08 × 331,614.72
  4. Step 4: Simplify right side
    603,529.80x = 276,196,952,596.38
  5. Step 5: Solve for x
    x = 276,196,952,596.38/603,529.80
  6. Step 6: Final answer
    x = 457,635.98

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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.