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Finding the Fourth Proportional to 216,938.80, 325,080.15 and 183,477.70

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Solution

The fourth proportional to 216,938.80, 325,080.15 and 183,477.70 is: 274,939.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,938.80 : 325,080.15 = 183,477.70 : x
  2. Step 2: Convert to fraction form
    216,938.80/325,080.15 = 183,477.70/x
  3. Step 3: Cross multiply
    216,938.80x = 325,080.15 × 183,477.70
  4. Step 4: Simplify right side
    216,938.80x = 59,644,958,237.66
  5. Step 5: Solve for x
    x = 59,644,958,237.66/216,938.80
  6. Step 6: Final answer
    x = 274,939.10

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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.