Home / 756,995.60-1,044,640.52-412,834.10

Finding the Fourth Proportional to 756,995.60, 1,044,640.52 and 412,834.10

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Solution

The fourth proportional to 756,995.60, 1,044,640.52 and 412,834.10 is: 569,703.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,995.60 : 1,044,640.52 = 412,834.10 : x
  2. Step 2: Convert to fraction form
    756,995.60/1,044,640.52 = 412,834.10/x
  3. Step 3: Cross multiply
    756,995.60x = 1,044,640.52 × 412,834.10
  4. Step 4: Simplify right side
    756,995.60x = 431,263,228,897.73
  5. Step 5: Solve for x
    x = 431,263,228,897.73/756,995.60
  6. Step 6: Final answer
    x = 569,703.75

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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.