Home / 755,558.88-1,042,689.94-411,413.66

Finding the Fourth Proportional to 755,558.88, 1,042,689.94 and 411,413.66

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Solution

The fourth proportional to 755,558.88, 1,042,689.94 and 411,413.66 is: 567,761.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,558.88 : 1,042,689.94 = 411,413.66 : x
  2. Step 2: Convert to fraction form
    755,558.88/1,042,689.94 = 411,413.66/x
  3. Step 3: Cross multiply
    755,558.88x = 1,042,689.94 × 411,413.66
  4. Step 4: Simplify right side
    755,558.88x = 428,976,886,038.77
  5. Step 5: Solve for x
    x = 428,976,886,038.77/755,558.88
  6. Step 6: Final answer
    x = 567,761.03

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Double scale
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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.