Home / 755,754.76-1,042,988.70-416,222.92

Finding the Fourth Proportional to 755,754.76, 1,042,988.70 and 416,222.92

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Solution

The fourth proportional to 755,754.76, 1,042,988.70 and 416,222.92 is: 574,413.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,754.76 : 1,042,988.70 = 416,222.92 : x
  2. Step 2: Convert to fraction form
    755,754.76/1,042,988.70 = 416,222.92/x
  3. Step 3: Cross multiply
    755,754.76x = 1,042,988.70 × 416,222.92
  4. Step 4: Simplify right side
    755,754.76x = 434,115,802,241.00
  5. Step 5: Solve for x
    x = 434,115,802,241.00/755,754.76
  6. Step 6: Final answer
    x = 574,413.59

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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.