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Finding the Fourth Proportional to 561,596.22, 775,346.18 and 365,549.49

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Solution

The fourth proportional to 561,596.22, 775,346.18 and 365,549.49 is: 504,681.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,596.22 : 775,346.18 = 365,549.49 : x
  2. Step 2: Convert to fraction form
    561,596.22/775,346.18 = 365,549.49/x
  3. Step 3: Cross multiply
    561,596.22x = 775,346.18 × 365,549.49
  4. Step 4: Simplify right side
    561,596.22x = 283,427,398,844.70
  5. Step 5: Solve for x
    x = 283,427,398,844.70/561,596.22
  6. Step 6: Final answer
    x = 504,681.81

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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.