Home / 405,935.28-560,199.84-262,944.24

Finding the Fourth Proportional to 405,935.28, 560,199.84 and 262,944.24

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Solution

The fourth proportional to 405,935.28, 560,199.84 and 262,944.24 is: 362,868.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,935.28 : 560,199.84 = 262,944.24 : x
  2. Step 2: Convert to fraction form
    405,935.28/560,199.84 = 262,944.24/x
  3. Step 3: Cross multiply
    405,935.28x = 560,199.84 × 262,944.24
  4. Step 4: Simplify right side
    405,935.28x = 147,301,321,176.92
  5. Step 5: Solve for x
    x = 147,301,321,176.92/405,935.28
  6. Step 6: Final answer
    x = 362,868.98

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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.