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Finding the Fourth Proportional to 293,492.46, 440,435.98 and 103,952.16

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Solution

The fourth proportional to 293,492.46, 440,435.98 and 103,952.16 is: 155,998.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,492.46 : 440,435.98 = 103,952.16 : x
  2. Step 2: Convert to fraction form
    293,492.46/440,435.98 = 103,952.16/x
  3. Step 3: Cross multiply
    293,492.46x = 440,435.98 × 103,952.16
  4. Step 4: Simplify right side
    293,492.46x = 45,784,271,592.66
  5. Step 5: Solve for x
    x = 45,784,271,592.66/293,492.46
  6. Step 6: Final answer
    x = 155,998.12

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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.