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Finding the Fourth Proportional to 344,298.09, 514,861.68 and 327,501.93

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Solution

The fourth proportional to 344,298.09, 514,861.68 and 327,501.93 is: 489,744.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,298.09 : 514,861.68 = 327,501.93 : x
  2. Step 2: Convert to fraction form
    344,298.09/514,861.68 = 327,501.93/x
  3. Step 3: Cross multiply
    344,298.09x = 514,861.68 × 327,501.93
  4. Step 4: Simplify right side
    344,298.09x = 168,618,193,883.04
  5. Step 5: Solve for x
    x = 168,618,193,883.04/344,298.09
  6. Step 6: Final answer
    x = 489,744.78

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1.5x scale

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.