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Finding the Fourth Proportional to 189,308.83, 283,901.84 and 62,915.12

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Solution

The fourth proportional to 189,308.83, 283,901.84 and 62,915.12 is: 94,352.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,308.83 : 283,901.84 = 62,915.12 : x
  2. Step 2: Convert to fraction form
    189,308.83/283,901.84 = 62,915.12/x
  3. Step 3: Cross multiply
    189,308.83x = 283,901.84 × 62,915.12
  4. Step 4: Simplify right side
    189,308.83x = 17,861,718,331.82
  5. Step 5: Solve for x
    x = 17,861,718,331.82/189,308.83
  6. Step 6: Final answer
    x = 94,352.27

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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.