Home / 527,933.72-725,850.82-470,021.96

Finding the Fourth Proportional to 527,933.72, 725,850.82 and 470,021.96

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Solution

The fourth proportional to 527,933.72, 725,850.82 and 470,021.96 is: 646,228.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,933.72 : 725,850.82 = 470,021.96 : x
  2. Step 2: Convert to fraction form
    527,933.72/725,850.82 = 470,021.96/x
  3. Step 3: Cross multiply
    527,933.72x = 725,850.82 × 470,021.96
  4. Step 4: Simplify right side
    527,933.72x = 341,165,825,084.01
  5. Step 5: Solve for x
    x = 341,165,825,084.01/527,933.72
  6. Step 6: Final answer
    x = 646,228.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.