Home / 957,606.60-1,436,409.90-388,986.60

Finding the Fourth Proportional to 957,606.60, 1,436,409.90 and 388,986.60

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Solution

The fourth proportional to 957,606.60, 1,436,409.90 and 388,986.60 is: 583,479.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,606.60 : 1,436,409.90 = 388,986.60 : x
  2. Step 2: Convert to fraction form
    957,606.60/1,436,409.90 = 388,986.60/x
  3. Step 3: Cross multiply
    957,606.60x = 1,436,409.90 × 388,986.60
  4. Step 4: Simplify right side
    957,606.60x = 558,744,203,207.34
  5. Step 5: Solve for x
    x = 558,744,203,207.34/957,606.60
  6. Step 6: Final answer
    x = 583,479.90

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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.