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Finding the Fourth Proportional to 366,777.63, 505,688.01 and 262,126.65

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Solution

The fourth proportional to 366,777.63, 505,688.01 and 262,126.65 is: 361,402.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,777.63 : 505,688.01 = 262,126.65 : x
  2. Step 2: Convert to fraction form
    366,777.63/505,688.01 = 262,126.65/x
  3. Step 3: Cross multiply
    366,777.63x = 505,688.01 × 262,126.65
  4. Step 4: Simplify right side
    366,777.63x = 132,554,304,006.47
  5. Step 5: Solve for x
    x = 132,554,304,006.47/366,777.63
  6. Step 6: Final answer
    x = 361,402.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.