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Finding the Fourth Proportional to 501,594.87, 687,944.87 and 480,996.16

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Solution

The fourth proportional to 501,594.87, 687,944.87 and 480,996.16 is: 659,693.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,594.87 : 687,944.87 = 480,996.16 : x
  2. Step 2: Convert to fraction form
    501,594.87/687,944.87 = 480,996.16/x
  3. Step 3: Cross multiply
    501,594.87x = 687,944.87 × 480,996.16
  4. Step 4: Simplify right side
    501,594.87x = 330,898,840,244.33
  5. Step 5: Solve for x
    x = 330,898,840,244.33/501,594.87
  6. Step 6: Final answer
    x = 659,693.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.