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Finding the Fourth Proportional to 565,333.20, 847,999.80 and 341,384.40

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Solution

The fourth proportional to 565,333.20, 847,999.80 and 341,384.40 is: 512,076.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,333.20 : 847,999.80 = 341,384.40 : x
  2. Step 2: Convert to fraction form
    565,333.20/847,999.80 = 341,384.40/x
  3. Step 3: Cross multiply
    565,333.20x = 847,999.80 × 341,384.40
  4. Step 4: Simplify right side
    565,333.20x = 289,493,902,923.12
  5. Step 5: Solve for x
    x = 289,493,902,923.12/565,333.20
  6. Step 6: Final answer
    x = 512,076.60

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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.