Home / 377,822.76-521,258.46-214,384.62

Finding the Fourth Proportional to 377,822.76, 521,258.46 and 214,384.62

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Solution

The fourth proportional to 377,822.76, 521,258.46 and 214,384.62 is: 295,773.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,822.76 : 521,258.46 = 214,384.62 : x
  2. Step 2: Convert to fraction form
    377,822.76/521,258.46 = 214,384.62/x
  3. Step 3: Cross multiply
    377,822.76x = 521,258.46 × 214,384.62
  4. Step 4: Simplify right side
    377,822.76x = 111,749,796,868.89
  5. Step 5: Solve for x
    x = 111,749,796,868.89/377,822.76
  6. Step 6: Final answer
    x = 295,773.07

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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.