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Finding the Fourth Proportional to 581,603.76, 872,405.91 and 182,275.61

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Solution

The fourth proportional to 581,603.76, 872,405.91 and 182,275.61 is: 273,413.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,603.76 : 872,405.91 = 182,275.61 : x
  2. Step 2: Convert to fraction form
    581,603.76/872,405.91 = 182,275.61/x
  3. Step 3: Cross multiply
    581,603.76x = 872,405.91 × 182,275.61
  4. Step 4: Simplify right side
    581,603.76x = 159,018,315,050.83
  5. Step 5: Solve for x
    x = 159,018,315,050.83/581,603.76
  6. Step 6: Final answer
    x = 273,413.49

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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.