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Finding the Fourth Proportional to 212,361.35, 293,058.57 and 116,868.04

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Solution

The fourth proportional to 212,361.35, 293,058.57 and 116,868.04 is: 161,277.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,361.35 : 293,058.57 = 116,868.04 : x
  2. Step 2: Convert to fraction form
    212,361.35/293,058.57 = 116,868.04/x
  3. Step 3: Cross multiply
    212,361.35x = 293,058.57 × 116,868.04
  4. Step 4: Simplify right side
    212,361.35x = 34,249,180,388.38
  5. Step 5: Solve for x
    x = 34,249,180,388.38/212,361.35
  6. Step 6: Final answer
    x = 161,277.85

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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.