Home / 478,000.24-659,659.14-263,160.29

Finding the Fourth Proportional to 478,000.24, 659,659.14 and 263,160.29

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Solution

The fourth proportional to 478,000.24, 659,659.14 and 263,160.29 is: 363,171.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,000.24 : 659,659.14 = 263,160.29 : x
  2. Step 2: Convert to fraction form
    478,000.24/659,659.14 = 263,160.29/x
  3. Step 3: Cross multiply
    478,000.24x = 659,659.14 × 263,160.29
  4. Step 4: Simplify right side
    478,000.24x = 173,596,092,232.70
  5. Step 5: Solve for x
    x = 173,596,092,232.70/478,000.24
  6. Step 6: Final answer
    x = 363,171.56

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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.