Home / 874,377.48-1,311,613.02-275,385.32

Finding the Fourth Proportional to 874,377.48, 1,311,613.02 and 275,385.32

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Solution

The fourth proportional to 874,377.48, 1,311,613.02 and 275,385.32 is: 413,092.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,377.48 : 1,311,613.02 = 275,385.32 : x
  2. Step 2: Convert to fraction form
    874,377.48/1,311,613.02 = 275,385.32/x
  3. Step 3: Cross multiply
    874,377.48x = 1,311,613.02 × 275,385.32
  4. Step 4: Simplify right side
    874,377.48x = 361,198,971,228.87
  5. Step 5: Solve for x
    x = 361,198,971,228.87/874,377.48
  6. Step 6: Final answer
    x = 413,092.72

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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.