Home / 247,413.02-341,204.54-209,252.58

Finding the Fourth Proportional to 247,413.02, 341,204.54 and 209,252.58

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Solution

The fourth proportional to 247,413.02, 341,204.54 and 209,252.58 is: 288,577.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,413.02 : 341,204.54 = 209,252.58 : x
  2. Step 2: Convert to fraction form
    247,413.02/341,204.54 = 209,252.58/x
  3. Step 3: Cross multiply
    247,413.02x = 341,204.54 × 209,252.58
  4. Step 4: Simplify right side
    247,413.02x = 71,397,930,302.71
  5. Step 5: Solve for x
    x = 71,397,930,302.71/247,413.02
  6. Step 6: Final answer
    x = 288,577.90

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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.