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Finding the Fourth Proportional to 503,070.48, 754,598.97 and 123,995.70

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Solution

The fourth proportional to 503,070.48, 754,598.97 and 123,995.70 is: 185,991.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,070.48 : 754,598.97 = 123,995.70 : x
  2. Step 2: Convert to fraction form
    503,070.48/754,598.97 = 123,995.70/x
  3. Step 3: Cross multiply
    503,070.48x = 754,598.97 × 123,995.70
  4. Step 4: Simplify right side
    503,070.48x = 93,567,027,504.43
  5. Step 5: Solve for x
    x = 93,567,027,504.43/503,070.48
  6. Step 6: Final answer
    x = 185,991.89

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Similar ratio
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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.