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Finding the Fourth Proportional to 583,622.40, 874,947.60 and 246,921.60

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Solution

The fourth proportional to 583,622.40, 874,947.60 and 246,921.60 is: 370,176.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,622.40 : 874,947.60 = 246,921.60 : x
  2. Step 2: Convert to fraction form
    583,622.40/874,947.60 = 246,921.60/x
  3. Step 3: Cross multiply
    583,622.40x = 874,947.60 × 246,921.60
  4. Step 4: Simplify right side
    583,622.40x = 216,043,461,308.16
  5. Step 5: Solve for x
    x = 216,043,461,308.16/583,622.40
  6. Step 6: Final answer
    x = 370,176.78

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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.