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Finding the Fourth Proportional to 358,602.54, 537,903.27 and 109,284.54

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Solution

The fourth proportional to 358,602.54, 537,903.27 and 109,284.54 is: 163,926.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,602.54 : 537,903.27 = 109,284.54 : x
  2. Step 2: Convert to fraction form
    358,602.54/537,903.27 = 109,284.54/x
  3. Step 3: Cross multiply
    358,602.54x = 537,903.27 × 109,284.54
  4. Step 4: Simplify right side
    358,602.54x = 58,784,511,426.45
  5. Step 5: Solve for x
    x = 58,784,511,426.45/358,602.54
  6. Step 6: Final answer
    x = 163,926.65

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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.