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Finding the Fourth Proportional to 261,413.54, 360,462.53 and 180,700.94

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Solution

The fourth proportional to 261,413.54, 360,462.53 and 180,700.94 is: 249,168.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,413.54 : 360,462.53 = 180,700.94 : x
  2. Step 2: Convert to fraction form
    261,413.54/360,462.53 = 180,700.94/x
  3. Step 3: Cross multiply
    261,413.54x = 360,462.53 × 180,700.94
  4. Step 4: Simplify right side
    261,413.54x = 65,135,915,299.96
  5. Step 5: Solve for x
    x = 65,135,915,299.96/261,413.54
  6. Step 6: Final answer
    x = 249,168.11

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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.