Home / 755,587.80-1,132,992.90-282,029.40

Finding the Fourth Proportional to 755,587.80, 1,132,992.90 and 282,029.40

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Solution

The fourth proportional to 755,587.80, 1,132,992.90 and 282,029.40 is: 422,898.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,587.80 : 1,132,992.90 = 282,029.40 : x
  2. Step 2: Convert to fraction form
    755,587.80/1,132,992.90 = 282,029.40/x
  3. Step 3: Cross multiply
    755,587.80x = 1,132,992.90 × 282,029.40
  4. Step 4: Simplify right side
    755,587.80x = 319,537,307,791.26
  5. Step 5: Solve for x
    x = 319,537,307,791.26/755,587.80
  6. Step 6: Final answer
    x = 422,898.98

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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.