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Finding the Fourth Proportional to 406,152.98, 560,549.97 and 234,037.46

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Solution

The fourth proportional to 406,152.98, 560,549.97 and 234,037.46 is: 323,005.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,152.98 : 560,549.97 = 234,037.46 : x
  2. Step 2: Convert to fraction form
    406,152.98/560,549.97 = 234,037.46/x
  3. Step 3: Cross multiply
    406,152.98x = 560,549.97 × 234,037.46
  4. Step 4: Simplify right side
    406,152.98x = 131,189,691,181.88
  5. Step 5: Solve for x
    x = 131,189,691,181.88/406,152.98
  6. Step 6: Final answer
    x = 323,005.61

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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.