Home / 691,145.11-1,036,685.54-241,966.75

Finding the Fourth Proportional to 691,145.11, 1,036,685.54 and 241,966.75

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Solution

The fourth proportional to 691,145.11, 1,036,685.54 and 241,966.75 is: 362,938.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,145.11 : 1,036,685.54 = 241,966.75 : x
  2. Step 2: Convert to fraction form
    691,145.11/1,036,685.54 = 241,966.75/x
  3. Step 3: Cross multiply
    691,145.11x = 1,036,685.54 × 241,966.75
  4. Step 4: Simplify right side
    691,145.11x = 250,843,430,885.80
  5. Step 5: Solve for x
    x = 250,843,430,885.80/691,145.11
  6. Step 6: Final answer
    x = 362,938.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.