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Finding the Fourth Proportional to 583,288.55, 874,928.73 and 162,564.43

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Solution

The fourth proportional to 583,288.55, 874,928.73 and 162,564.43 is: 243,845.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,288.55 : 874,928.73 = 162,564.43 : x
  2. Step 2: Convert to fraction form
    583,288.55/874,928.73 = 162,564.43/x
  3. Step 3: Cross multiply
    583,288.55x = 874,928.73 × 162,564.43
  4. Step 4: Simplify right side
    583,288.55x = 142,232,290,283.07
  5. Step 5: Solve for x
    x = 142,232,290,283.07/583,288.55
  6. Step 6: Final answer
    x = 243,845.50

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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.