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Finding the Fourth Proportional to 702,574.65, 969,293.66 and 460,991.34

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Solution

The fourth proportional to 702,574.65, 969,293.66 and 460,991.34 is: 635,997.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,574.65 : 969,293.66 = 460,991.34 : x
  2. Step 2: Convert to fraction form
    702,574.65/969,293.66 = 460,991.34/x
  3. Step 3: Cross multiply
    702,574.65x = 969,293.66 × 460,991.34
  4. Step 4: Simplify right side
    702,574.65x = 446,835,980,871.95
  5. Step 5: Solve for x
    x = 446,835,980,871.95/702,574.65
  6. Step 6: Final answer
    x = 635,997.87

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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.