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Finding the Fourth Proportional to 242,339.42, 334,313.52 and 170,758.82

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Solution

The fourth proportional to 242,339.42, 334,313.52 and 170,758.82 is: 235,566.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,339.42 : 334,313.52 = 170,758.82 : x
  2. Step 2: Convert to fraction form
    242,339.42/334,313.52 = 170,758.82/x
  3. Step 3: Cross multiply
    242,339.42x = 334,313.52 × 170,758.82
  4. Step 4: Simplify right side
    242,339.42x = 57,086,982,185.25
  5. Step 5: Solve for x
    x = 57,086,982,185.25/242,339.42
  6. Step 6: Final answer
    x = 235,566.22

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1.5x scale

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.