Home / 755,827.55-1,043,043.07-411,664.82

Finding the Fourth Proportional to 755,827.55, 1,043,043.07 and 411,664.82

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Solution

The fourth proportional to 755,827.55, 1,043,043.07 and 411,664.82 is: 568,098.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,827.55 : 1,043,043.07 = 411,664.82 : x
  2. Step 2: Convert to fraction form
    755,827.55/1,043,043.07 = 411,664.82/x
  3. Step 3: Cross multiply
    755,827.55x = 1,043,043.07 × 411,664.82
  4. Step 4: Simplify right side
    755,827.55x = 429,384,137,663.80
  5. Step 5: Solve for x
    x = 429,384,137,663.80/755,827.55
  6. Step 6: Final answer
    x = 568,098.03

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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.