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Finding the Fourth Proportional to 276,396.64, 412,576.28 and 237,205.60

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Solution

The fourth proportional to 276,396.64, 412,576.28 and 237,205.60 is: 354,075.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,396.64 : 412,576.28 = 237,205.60 : x
  2. Step 2: Convert to fraction form
    276,396.64/412,576.28 = 237,205.60/x
  3. Step 3: Cross multiply
    276,396.64x = 412,576.28 × 237,205.60
  4. Step 4: Simplify right side
    276,396.64x = 97,865,404,043.17
  5. Step 5: Solve for x
    x = 97,865,404,043.17/276,396.64
  6. Step 6: Final answer
    x = 354,075.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.