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Finding the Fourth Proportional to 373,503.60, 559,218.60 and 363,135.60

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Solution

The fourth proportional to 373,503.60, 559,218.60 and 363,135.60 is: 543,695.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,503.60 : 559,218.60 = 363,135.60 : x
  2. Step 2: Convert to fraction form
    373,503.60/559,218.60 = 363,135.60/x
  3. Step 3: Cross multiply
    373,503.60x = 559,218.60 × 363,135.60
  4. Step 4: Simplify right side
    373,503.60x = 203,072,181,842.16
  5. Step 5: Solve for x
    x = 203,072,181,842.16/373,503.60
  6. Step 6: Final answer
    x = 543,695.38

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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.