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Finding the Fourth Proportional to 633,022.83, 873,586.89 and 346,542.03

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Solution

The fourth proportional to 633,022.83, 873,586.89 and 346,542.03 is: 478,236.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,022.83 : 873,586.89 = 346,542.03 : x
  2. Step 2: Convert to fraction form
    633,022.83/873,586.89 = 346,542.03/x
  3. Step 3: Cross multiply
    633,022.83x = 873,586.89 × 346,542.03
  4. Step 4: Simplify right side
    633,022.83x = 302,734,574,241.99
  5. Step 5: Solve for x
    x = 302,734,574,241.99/633,022.83
  6. Step 6: Final answer
    x = 478,236.42

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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.