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Finding the Fourth Proportional to 265,976.31, 367,047.12 and 170,482.92

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Solution

The fourth proportional to 265,976.31, 367,047.12 and 170,482.92 is: 235,266.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,976.31 : 367,047.12 = 170,482.92 : x
  2. Step 2: Convert to fraction form
    265,976.31/367,047.12 = 170,482.92/x
  3. Step 3: Cross multiply
    265,976.31x = 367,047.12 × 170,482.92
  4. Step 4: Simplify right side
    265,976.31x = 62,575,264,795.19
  5. Step 5: Solve for x
    x = 62,575,264,795.19/265,976.31
  6. Step 6: Final answer
    x = 235,266.31

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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.