Home / 500,467.98-690,646.18-271,027.04

Finding the Fourth Proportional to 500,467.98, 690,646.18 and 271,027.04

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Solution

The fourth proportional to 500,467.98, 690,646.18 and 271,027.04 is: 374,017.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,467.98 : 690,646.18 = 271,027.04 : x
  2. Step 2: Convert to fraction form
    500,467.98/690,646.18 = 271,027.04/x
  3. Step 3: Cross multiply
    500,467.98x = 690,646.18 × 271,027.04
  4. Step 4: Simplify right side
    500,467.98x = 187,183,789,852.71
  5. Step 5: Solve for x
    x = 187,183,789,852.71/500,467.98
  6. Step 6: Final answer
    x = 374,017.51

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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.