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Finding the Fourth Proportional to 536,528.80, 804,793.20 and 162,570.40

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Solution

The fourth proportional to 536,528.80, 804,793.20 and 162,570.40 is: 243,855.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,528.80 : 804,793.20 = 162,570.40 : x
  2. Step 2: Convert to fraction form
    536,528.80/804,793.20 = 162,570.40/x
  3. Step 3: Cross multiply
    536,528.80x = 804,793.20 × 162,570.40
  4. Step 4: Simplify right side
    536,528.80x = 130,835,552,441.28
  5. Step 5: Solve for x
    x = 130,835,552,441.28/536,528.80
  6. Step 6: Final answer
    x = 243,855.60

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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.