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Finding the Fourth Proportional to 653,644.28, 980,522.91 and 180,329.64

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Solution

The fourth proportional to 653,644.28, 980,522.91 and 180,329.64 is: 270,510.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,644.28 : 980,522.91 = 180,329.64 : x
  2. Step 2: Convert to fraction form
    653,644.28/980,522.91 = 180,329.64/x
  3. Step 3: Cross multiply
    653,644.28x = 980,522.91 × 180,329.64
  4. Step 4: Simplify right side
    653,644.28x = 176,817,342,695.82
  5. Step 5: Solve for x
    x = 176,817,342,695.82/653,644.28
  6. Step 6: Final answer
    x = 270,510.04

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1.5x scale

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.