Home / 651,958.56-899,758.08-361,663.66

Finding the Fourth Proportional to 651,958.56, 899,758.08 and 361,663.66

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Solution

The fourth proportional to 651,958.56, 899,758.08 and 361,663.66 is: 499,126.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,958.56 : 899,758.08 = 361,663.66 : x
  2. Step 2: Convert to fraction form
    651,958.56/899,758.08 = 361,663.66/x
  3. Step 3: Cross multiply
    651,958.56x = 899,758.08 × 361,663.66
  4. Step 4: Simplify right side
    651,958.56x = 325,409,795,539.16
  5. Step 5: Solve for x
    x = 325,409,795,539.16/651,958.56
  6. Step 6: Final answer
    x = 499,126.50

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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.