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Finding the Fourth Proportional to 506,585.01, 759,125.55 and 281,636.01

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Solution

The fourth proportional to 506,585.01, 759,125.55 and 281,636.01 is: 422,035.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,585.01 : 759,125.55 = 281,636.01 : x
  2. Step 2: Convert to fraction form
    506,585.01/759,125.55 = 281,636.01/x
  3. Step 3: Cross multiply
    506,585.01x = 759,125.55 × 281,636.01
  4. Step 4: Simplify right side
    506,585.01x = 213,797,090,991.06
  5. Step 5: Solve for x
    x = 213,797,090,991.06/506,585.01
  6. Step 6: Final answer
    x = 422,035.96

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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.