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Finding the Fourth Proportional to 524,674.40, 786,622.80 and 224,909.60

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Solution

The fourth proportional to 524,674.40, 786,622.80 and 224,909.60 is: 337,197.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,674.40 : 786,622.80 = 224,909.60 : x
  2. Step 2: Convert to fraction form
    524,674.40/786,622.80 = 224,909.60/x
  3. Step 3: Cross multiply
    524,674.40x = 786,622.80 × 224,909.60
  4. Step 4: Simplify right side
    524,674.40x = 176,919,019,298.88
  5. Step 5: Solve for x
    x = 176,919,019,298.88/524,674.40
  6. Step 6: Final answer
    x = 337,197.74

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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.