Home / 434,436.60-652,238.10-277,361.40

Finding the Fourth Proportional to 434,436.60, 652,238.10 and 277,361.40

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Solution

The fourth proportional to 434,436.60, 652,238.10 and 277,361.40 is: 416,414.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,436.60 : 652,238.10 = 277,361.40 : x
  2. Step 2: Convert to fraction form
    434,436.60/652,238.10 = 277,361.40/x
  3. Step 3: Cross multiply
    434,436.60x = 652,238.10 × 277,361.40
  4. Step 4: Simplify right side
    434,436.60x = 180,905,672,549.34
  5. Step 5: Solve for x
    x = 180,905,672,549.34/434,436.60
  6. Step 6: Final answer
    x = 416,414.44

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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.