Home / 377,783.19-521,181.68-250,237.35

Finding the Fourth Proportional to 377,783.19, 521,181.68 and 250,237.35

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Solution

The fourth proportional to 377,783.19, 521,181.68 and 250,237.35 is: 345,222.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,783.19 : 521,181.68 = 250,237.35 : x
  2. Step 2: Convert to fraction form
    377,783.19/521,181.68 = 250,237.35/x
  3. Step 3: Cross multiply
    377,783.19x = 521,181.68 × 250,237.35
  4. Step 4: Simplify right side
    377,783.19x = 130,419,121,220.56
  5. Step 5: Solve for x
    x = 130,419,121,220.56/377,783.19
  6. Step 6: Final answer
    x = 345,222.14

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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.