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Finding the Fourth Proportional to 546,670.80, 819,714.60 and 230,770.80

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Solution

The fourth proportional to 546,670.80, 819,714.60 and 230,770.80 is: 346,033.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,670.80 : 819,714.60 = 230,770.80 : x
  2. Step 2: Convert to fraction form
    546,670.80/819,714.60 = 230,770.80/x
  3. Step 3: Cross multiply
    546,670.80x = 819,714.60 × 230,770.80
  4. Step 4: Simplify right side
    546,670.80x = 189,166,194,013.68
  5. Step 5: Solve for x
    x = 189,166,194,013.68/546,670.80
  6. Step 6: Final answer
    x = 346,033.10

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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.