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Finding the Fourth Proportional to 534,513.60, 801,770.40 and 530,827.20

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Solution

The fourth proportional to 534,513.60, 801,770.40 and 530,827.20 is: 796,240.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,513.60 : 801,770.40 = 530,827.20 : x
  2. Step 2: Convert to fraction form
    534,513.60/801,770.40 = 530,827.20/x
  3. Step 3: Cross multiply
    534,513.60x = 801,770.40 × 530,827.20
  4. Step 4: Simplify right side
    534,513.60x = 425,601,536,474.88
  5. Step 5: Solve for x
    x = 425,601,536,474.88/534,513.60
  6. Step 6: Final answer
    x = 796,240.80

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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.