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Finding the Fourth Proportional to 341,230.80, 511,999.80 and 163,669.20

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Solution

The fourth proportional to 341,230.80, 511,999.80 and 163,669.20 is: 245,577.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,230.80 : 511,999.80 = 163,669.20 : x
  2. Step 2: Convert to fraction form
    341,230.80/511,999.80 = 163,669.20/x
  3. Step 3: Cross multiply
    341,230.80x = 511,999.80 × 163,669.20
  4. Step 4: Simplify right side
    341,230.80x = 83,798,597,666.16
  5. Step 5: Solve for x
    x = 83,798,597,666.16/341,230.80
  6. Step 6: Final answer
    x = 245,577.47

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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.