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Finding the Fourth Proportional to 530,993.40, 795,177.90 and 352,534.20

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Solution

The fourth proportional to 530,993.40, 795,177.90 and 352,534.20 is: 527,930.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,993.40 : 795,177.90 = 352,534.20 : x
  2. Step 2: Convert to fraction form
    530,993.40/795,177.90 = 352,534.20/x
  3. Step 3: Cross multiply
    530,993.40x = 795,177.90 × 352,534.20
  4. Step 4: Simplify right side
    530,993.40x = 280,327,404,834.18
  5. Step 5: Solve for x
    x = 280,327,404,834.18/530,993.40
  6. Step 6: Final answer
    x = 527,930.11

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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.