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Finding the Fourth Proportional to 306,562.60, 459,858.30 and 96,207.40

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Solution

The fourth proportional to 306,562.60, 459,858.30 and 96,207.40 is: 144,315.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,562.60 : 459,858.30 = 96,207.40 : x
  2. Step 2: Convert to fraction form
    306,562.60/459,858.30 = 96,207.40/x
  3. Step 3: Cross multiply
    306,562.60x = 459,858.30 × 96,207.40
  4. Step 4: Simplify right side
    306,562.60x = 44,241,771,411.42
  5. Step 5: Solve for x
    x = 44,241,771,411.42/306,562.60
  6. Step 6: Final answer
    x = 144,315.62

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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.