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Finding the Fourth Proportional to 530,156.80, 795,235.20 and 362,195.20

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Solution

The fourth proportional to 530,156.80, 795,235.20 and 362,195.20 is: 543,292.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,156.80 : 795,235.20 = 362,195.20 : x
  2. Step 2: Convert to fraction form
    530,156.80/795,235.20 = 362,195.20/x
  3. Step 3: Cross multiply
    530,156.80x = 795,235.20 × 362,195.20
  4. Step 4: Simplify right side
    530,156.80x = 288,030,372,311.04
  5. Step 5: Solve for x
    x = 288,030,372,311.04/530,156.80
  6. Step 6: Final answer
    x = 543,292.80

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Similar ratio
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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.