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Finding the Fourth Proportional to 230,413.62, 318,030.94 and 150,061.62

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Solution

The fourth proportional to 230,413.62, 318,030.94 and 150,061.62 is: 207,124.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,413.62 : 318,030.94 = 150,061.62 : x
  2. Step 2: Convert to fraction form
    230,413.62/318,030.94 = 150,061.62/x
  3. Step 3: Cross multiply
    230,413.62x = 318,030.94 × 150,061.62
  4. Step 4: Simplify right side
    230,413.62x = 47,724,238,066.52
  5. Step 5: Solve for x
    x = 47,724,238,066.52/230,413.62
  6. Step 6: Final answer
    x = 207,124.21

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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.