Home / 437,623.55-656,046.53-259,941.95

Finding the Fourth Proportional to 437,623.55, 656,046.53 and 259,941.95

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Solution

The fourth proportional to 437,623.55, 656,046.53 and 259,941.95 is: 389,681.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,623.55 : 656,046.53 = 259,941.95 : x
  2. Step 2: Convert to fraction form
    437,623.55/656,046.53 = 259,941.95/x
  3. Step 3: Cross multiply
    437,623.55x = 656,046.53 × 259,941.95
  4. Step 4: Simplify right side
    437,623.55x = 170,534,012,999.22
  5. Step 5: Solve for x
    x = 170,534,012,999.22/437,623.55
  6. Step 6: Final answer
    x = 389,681.98

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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.