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Finding the Fourth Proportional to 242,340.66, 334,422.27 and 134,907.12

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Solution

The fourth proportional to 242,340.66, 334,422.27 and 134,907.12 is: 186,167.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,340.66 : 334,422.27 = 134,907.12 : x
  2. Step 2: Convert to fraction form
    242,340.66/334,422.27 = 134,907.12/x
  3. Step 3: Cross multiply
    242,340.66x = 334,422.27 × 134,907.12
  4. Step 4: Simplify right side
    242,340.66x = 45,115,945,309.56
  5. Step 5: Solve for x
    x = 45,115,945,309.56/242,340.66
  6. Step 6: Final answer
    x = 186,167.46

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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.