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Finding the Fourth Proportional to 181,792.80, 272,907.90 and 180,480.60

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Solution

The fourth proportional to 181,792.80, 272,907.90 and 180,480.60 is: 270,938.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,792.80 : 272,907.90 = 180,480.60 : x
  2. Step 2: Convert to fraction form
    181,792.80/272,907.90 = 180,480.60/x
  3. Step 3: Cross multiply
    181,792.80x = 272,907.90 × 180,480.60
  4. Step 4: Simplify right side
    181,792.80x = 49,254,581,536.74
  5. Step 5: Solve for x
    x = 49,254,581,536.74/181,792.80
  6. Step 6: Final answer
    x = 270,938.02

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1.5x scale

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.