Home / 1,004,145.69-1,385,715.97-545,256.24

Finding the Fourth Proportional to 1,004,145.69, 1,385,715.97 and 545,256.24

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Solution

The fourth proportional to 1,004,145.69, 1,385,715.97 and 545,256.24 is: 752,450.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,145.69 : 1,385,715.97 = 545,256.24 : x
  2. Step 2: Convert to fraction form
    1,004,145.69/1,385,715.97 = 545,256.24/x
  3. Step 3: Cross multiply
    1,004,145.69x = 1,385,715.97 × 545,256.24
  4. Step 4: Simplify right side
    1,004,145.69x = 755,570,278,147.01
  5. Step 5: Solve for x
    x = 755,570,278,147.01/1,004,145.69
  6. Step 6: Final answer
    x = 752,450.85

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Double scale
Find fourth proportional to 1,004,146.69, 1,385,717.35 and 545,257.24
Similar ratio
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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.