Home / 348,210.60-522,413.10-170,723.40

Finding the Fourth Proportional to 348,210.60, 522,413.10 and 170,723.40

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Solution

The fourth proportional to 348,210.60, 522,413.10 and 170,723.40 is: 256,132.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,210.60 : 522,413.10 = 170,723.40 : x
  2. Step 2: Convert to fraction form
    348,210.60/522,413.10 = 170,723.40/x
  3. Step 3: Cross multiply
    348,210.60x = 522,413.10 × 170,723.40
  4. Step 4: Simplify right side
    348,210.60x = 89,188,140,636.54
  5. Step 5: Solve for x
    x = 89,188,140,636.54/348,210.60
  6. Step 6: Final answer
    x = 256,132.76

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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.