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Finding the Fourth Proportional to 536,462.10, 804,693.15 and 359,169.30

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Solution

The fourth proportional to 536,462.10, 804,693.15 and 359,169.30 is: 538,753.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,462.10 : 804,693.15 = 359,169.30 : x
  2. Step 2: Convert to fraction form
    536,462.10/804,693.15 = 359,169.30/x
  3. Step 3: Cross multiply
    536,462.10x = 804,693.15 × 359,169.30
  4. Step 4: Simplify right side
    536,462.10x = 289,021,075,400.30
  5. Step 5: Solve for x
    x = 289,021,075,400.30/536,462.10
  6. Step 6: Final answer
    x = 538,753.95

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Double scale
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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.