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Finding the Fourth Proportional to 590,413.95, 885,620.93 and 541,425.15

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Solution

The fourth proportional to 590,413.95, 885,620.93 and 541,425.15 is: 812,137.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,413.95 : 885,620.93 = 541,425.15 : x
  2. Step 2: Convert to fraction form
    590,413.95/885,620.93 = 541,425.15/x
  3. Step 3: Cross multiply
    590,413.95x = 885,620.93 × 541,425.15
  4. Step 4: Simplify right side
    590,413.95x = 479,497,442,161.26
  5. Step 5: Solve for x
    x = 479,497,442,161.26/590,413.95
  6. Step 6: Final answer
    x = 812,137.73

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Double scale
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Similar ratio
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1.5x scale

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.