Home / 332,716.28-498,602.64-257,486.23

Finding the Fourth Proportional to 332,716.28, 498,602.64 and 257,486.23

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Solution

The fourth proportional to 332,716.28, 498,602.64 and 257,486.23 is: 385,864.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,716.28 : 498,602.64 = 257,486.23 : x
  2. Step 2: Convert to fraction form
    332,716.28/498,602.64 = 257,486.23/x
  3. Step 3: Cross multiply
    332,716.28x = 498,602.64 × 257,486.23
  4. Step 4: Simplify right side
    332,716.28x = 128,383,311,548.63
  5. Step 5: Solve for x
    x = 128,383,311,548.63/332,716.28
  6. Step 6: Final answer
    x = 385,864.23

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1.5x scale

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.