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Finding the Fourth Proportional to 348,958.04, 523,437.32 and 112,300.68

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Solution

The fourth proportional to 348,958.04, 523,437.32 and 112,300.68 is: 168,451.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,958.04 : 523,437.32 = 112,300.68 : x
  2. Step 2: Convert to fraction form
    348,958.04/523,437.32 = 112,300.68/x
  3. Step 3: Cross multiply
    348,958.04x = 523,437.32 × 112,300.68
  4. Step 4: Simplify right side
    348,958.04x = 58,782,366,973.38
  5. Step 5: Solve for x
    x = 58,782,366,973.38/348,958.04
  6. Step 6: Final answer
    x = 168,451.10

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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.