Home / 756,332.50-1,043,738.85-416,800.75

Finding the Fourth Proportional to 756,332.50, 1,043,738.85 and 416,800.75

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Solution

The fourth proportional to 756,332.50, 1,043,738.85 and 416,800.75 is: 575,185.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,332.50 : 1,043,738.85 = 416,800.75 : x
  2. Step 2: Convert to fraction form
    756,332.50/1,043,738.85 = 416,800.75/x
  3. Step 3: Cross multiply
    756,332.50x = 1,043,738.85 × 416,800.75
  4. Step 4: Simplify right side
    756,332.50x = 435,031,135,484.14
  5. Step 5: Solve for x
    x = 435,031,135,484.14/756,332.50
  6. Step 6: Final answer
    x = 575,185.04

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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.