Home / 756,034.30-1,043,315.67-416,514.70

Finding the Fourth Proportional to 756,034.30, 1,043,315.67 and 416,514.70

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Solution

The fourth proportional to 756,034.30, 1,043,315.67 and 416,514.70 is: 574,783.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,034.30 : 1,043,315.67 = 416,514.70 : x
  2. Step 2: Convert to fraction form
    756,034.30/1,043,315.67 = 416,514.70/x
  3. Step 3: Cross multiply
    756,034.30x = 1,043,315.67 × 416,514.70
  4. Step 4: Simplify right side
    756,034.30x = 434,556,313,295.35
  5. Step 5: Solve for x
    x = 434,556,313,295.35/756,034.30
  6. Step 6: Final answer
    x = 574,783.86

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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.