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Finding the Fourth Proportional to 591,783.48, 887,681.70 and 171,063

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Solution

The fourth proportional to 591,783.48, 887,681.70 and 171,063 is: 256,596.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,783.48 : 887,681.70 = 171,063 : x
  2. Step 2: Convert to fraction form
    591,783.48/887,681.70 = 171,063/x
  3. Step 3: Cross multiply
    591,783.48x = 887,681.70 × 171,063
  4. Step 4: Simplify right side
    591,783.48x = 151,849,494,647.10
  5. Step 5: Solve for x
    x = 151,849,494,647.10/591,783.48
  6. Step 6: Final answer
    x = 256,596.37

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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.