Home / 930,894.32-1,396,313.57-257,016.75

Finding the Fourth Proportional to 930,894.32, 1,396,313.57 and 257,016.75

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Solution

The fourth proportional to 930,894.32, 1,396,313.57 and 257,016.75 is: 385,517.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,894.32 : 1,396,313.57 = 257,016.75 : x
  2. Step 2: Convert to fraction form
    930,894.32/1,396,313.57 = 257,016.75/x
  3. Step 3: Cross multiply
    930,894.32x = 1,396,313.57 × 257,016.75
  4. Step 4: Simplify right side
    930,894.32x = 358,875,974,457.21
  5. Step 5: Solve for x
    x = 358,875,974,457.21/930,894.32
  6. Step 6: Final answer
    x = 385,517.42

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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.