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Finding the Fourth Proportional to 702,250.24, 969,122.08 and 400,472.32

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Solution

The fourth proportional to 702,250.24, 969,122.08 and 400,472.32 is: 552,661.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,250.24 : 969,122.08 = 400,472.32 : x
  2. Step 2: Convert to fraction form
    702,250.24/969,122.08 = 400,472.32/x
  3. Step 3: Cross multiply
    702,250.24x = 969,122.08 × 400,472.32
  4. Step 4: Simplify right side
    702,250.24x = 388,106,567,740.83
  5. Step 5: Solve for x
    x = 388,106,567,740.83/702,250.24
  6. Step 6: Final answer
    x = 552,661.35

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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.