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Finding the Fourth Proportional to 341,017.66, 511,613.36 and 101,140.31

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Solution

The fourth proportional to 341,017.66, 511,613.36 and 101,140.31 is: 151,736.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,017.66 : 511,613.36 = 101,140.31 : x
  2. Step 2: Convert to fraction form
    341,017.66/511,613.36 = 101,140.31/x
  3. Step 3: Cross multiply
    341,017.66x = 511,613.36 × 101,140.31
  4. Step 4: Simplify right side
    341,017.66x = 51,744,735,552.06
  5. Step 5: Solve for x
    x = 51,744,735,552.06/341,017.66
  6. Step 6: Final answer
    x = 151,736.23

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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.