Home / 755,800.08-1,042,983.07-411,628.47

Finding the Fourth Proportional to 755,800.08, 1,042,983.07 and 411,628.47

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Solution

The fourth proportional to 755,800.08, 1,042,983.07 and 411,628.47 is: 568,035.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,800.08 : 1,042,983.07 = 411,628.47 : x
  2. Step 2: Convert to fraction form
    755,800.08/1,042,983.07 = 411,628.47/x
  3. Step 3: Cross multiply
    755,800.08x = 1,042,983.07 × 411,628.47
  4. Step 4: Simplify right side
    755,800.08x = 429,321,525,340.00
  5. Step 5: Solve for x
    x = 429,321,525,340.00/755,800.08
  6. Step 6: Final answer
    x = 568,035.83

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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.