Home / 656,076.96-905,389.44-369,601.56

Finding the Fourth Proportional to 656,076.96, 905,389.44 and 369,601.56

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Solution

The fourth proportional to 656,076.96, 905,389.44 and 369,601.56 is: 510,051.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,076.96 : 905,389.44 = 369,601.56 : x
  2. Step 2: Convert to fraction form
    656,076.96/905,389.44 = 369,601.56/x
  3. Step 3: Cross multiply
    656,076.96x = 905,389.44 × 369,601.56
  4. Step 4: Simplify right side
    656,076.96x = 334,633,349,431.53
  5. Step 5: Solve for x
    x = 334,633,349,431.53/656,076.96
  6. Step 6: Final answer
    x = 510,051.98

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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.