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Finding the Fourth Proportional to 632,237.16, 873,469.72 and 530,104.28

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Solution

The fourth proportional to 632,237.16, 873,469.72 and 530,104.28 is: 732,367.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,237.16 : 873,469.72 = 530,104.28 : x
  2. Step 2: Convert to fraction form
    632,237.16/873,469.72 = 530,104.28/x
  3. Step 3: Cross multiply
    632,237.16x = 873,469.72 × 530,104.28
  4. Step 4: Simplify right side
    632,237.16x = 463,030,037,022.40
  5. Step 5: Solve for x
    x = 463,030,037,022.40/632,237.16
  6. Step 6: Final answer
    x = 732,367.64

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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.