Home / 377,938.89-521,371.95-241,863.75

Finding the Fourth Proportional to 377,938.89, 521,371.95 and 241,863.75

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Solution

The fourth proportional to 377,938.89, 521,371.95 and 241,863.75 is: 333,654.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,938.89 : 521,371.95 = 241,863.75 : x
  2. Step 2: Convert to fraction form
    377,938.89/521,371.95 = 241,863.75/x
  3. Step 3: Cross multiply
    377,938.89x = 521,371.95 × 241,863.75
  4. Step 4: Simplify right side
    377,938.89x = 126,100,974,971.81
  5. Step 5: Solve for x
    x = 126,100,974,971.81/377,938.89
  6. Step 6: Final answer
    x = 333,654.40

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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.