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Finding the Fourth Proportional to 503,518.93, 755,278.43 and 171,094.93

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Solution

The fourth proportional to 503,518.93, 755,278.43 and 171,094.93 is: 256,642.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,518.93 : 755,278.43 = 171,094.93 : x
  2. Step 2: Convert to fraction form
    503,518.93/755,278.43 = 171,094.93/x
  3. Step 3: Cross multiply
    503,518.93x = 755,278.43 × 171,094.93
  4. Step 4: Simplify right side
    503,518.93x = 129,224,309,255.89
  5. Step 5: Solve for x
    x = 129,224,309,255.89/503,518.93
  6. Step 6: Final answer
    x = 256,642.41

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Double scale
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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.