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Finding the Fourth Proportional to 590,174.40, 883,949.40 and 456,621.60

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Solution

The fourth proportional to 590,174.40, 883,949.40 and 456,621.60 is: 683,917.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,174.40 : 883,949.40 = 456,621.60 : x
  2. Step 2: Convert to fraction form
    590,174.40/883,949.40 = 456,621.60/x
  3. Step 3: Cross multiply
    590,174.40x = 883,949.40 × 456,621.60
  4. Step 4: Simplify right side
    590,174.40x = 403,630,389,347.04
  5. Step 5: Solve for x
    x = 403,630,389,347.04/590,174.40
  6. Step 6: Final answer
    x = 683,917.14

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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.