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Finding the Fourth Proportional to 352,903.13, 529,057.06 and 153,073

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Solution

The fourth proportional to 352,903.13, 529,057.06 and 153,073 is: 229,480.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,903.13 : 529,057.06 = 153,073 : x
  2. Step 2: Convert to fraction form
    352,903.13/529,057.06 = 153,073/x
  3. Step 3: Cross multiply
    352,903.13x = 529,057.06 × 153,073
  4. Step 4: Simplify right side
    352,903.13x = 80,984,351,345.38
  5. Step 5: Solve for x
    x = 80,984,351,345.38/352,903.13
  6. Step 6: Final answer
    x = 229,480.40

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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.