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Finding the Fourth Proportional to 344,492.89, 516,705.93 and 104,608.87

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Solution

The fourth proportional to 344,492.89, 516,705.93 and 104,608.87 is: 156,903.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,492.89 : 516,705.93 = 104,608.87 : x
  2. Step 2: Convert to fraction form
    344,492.89/516,705.93 = 104,608.87/x
  3. Step 3: Cross multiply
    344,492.89x = 516,705.93 × 104,608.87
  4. Step 4: Simplify right side
    344,492.89x = 54,052,023,459.60
  5. Step 5: Solve for x
    x = 54,052,023,459.60/344,492.89
  6. Step 6: Final answer
    x = 156,903.16

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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.