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Finding the Fourth Proportional to 352,191.84, 528,353.52 and 115,602.24

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Solution

The fourth proportional to 352,191.84, 528,353.52 and 115,602.24 is: 173,424.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,191.84 : 528,353.52 = 115,602.24 : x
  2. Step 2: Convert to fraction form
    352,191.84/528,353.52 = 115,602.24/x
  3. Step 3: Cross multiply
    352,191.84x = 528,353.52 × 115,602.24
  4. Step 4: Simplify right side
    352,191.84x = 61,078,850,423.88
  5. Step 5: Solve for x
    x = 61,078,850,423.88/352,191.84
  6. Step 6: Final answer
    x = 173,424.94

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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.