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Finding the Fourth Proportional to 397,333.70, 596,000.55 and 97,811.90

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Solution

The fourth proportional to 397,333.70, 596,000.55 and 97,811.90 is: 146,717.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,333.70 : 596,000.55 = 97,811.90 : x
  2. Step 2: Convert to fraction form
    397,333.70/596,000.55 = 97,811.90/x
  3. Step 3: Cross multiply
    397,333.70x = 596,000.55 × 97,811.90
  4. Step 4: Simplify right side
    397,333.70x = 58,295,946,196.55
  5. Step 5: Solve for x
    x = 58,295,946,196.55/397,333.70
  6. Step 6: Final answer
    x = 146,717.85

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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.