Home / 329,316.18-454,458.51-178,413.18

Finding the Fourth Proportional to 329,316.18, 454,458.51 and 178,413.18

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Solution

The fourth proportional to 329,316.18, 454,458.51 and 178,413.18 is: 246,211.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,316.18 : 454,458.51 = 178,413.18 : x
  2. Step 2: Convert to fraction form
    329,316.18/454,458.51 = 178,413.18/x
  3. Step 3: Cross multiply
    329,316.18x = 454,458.51 × 178,413.18
  4. Step 4: Simplify right side
    329,316.18x = 81,081,387,947.16
  5. Step 5: Solve for x
    x = 81,081,387,947.16/329,316.18
  6. Step 6: Final answer
    x = 246,211.37

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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.