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Finding the Fourth Proportional to 536,554.80, 804,832.20 and 162,596.40

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Solution

The fourth proportional to 536,554.80, 804,832.20 and 162,596.40 is: 243,894.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,554.80 : 804,832.20 = 162,596.40 : x
  2. Step 2: Convert to fraction form
    536,554.80/804,832.20 = 162,596.40/x
  3. Step 3: Cross multiply
    536,554.80x = 804,832.20 × 162,596.40
  4. Step 4: Simplify right side
    536,554.80x = 130,862,818,324.08
  5. Step 5: Solve for x
    x = 130,862,818,324.08/536,554.80
  6. Step 6: Final answer
    x = 243,894.60

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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.