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Finding the Fourth Proportional to 584,563.60, 876,870.90 and 185,233.78

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Solution

The fourth proportional to 584,563.60, 876,870.90 and 185,233.78 is: 277,858.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,563.60 : 876,870.90 = 185,233.78 : x
  2. Step 2: Convert to fraction form
    584,563.60/876,870.90 = 185,233.78/x
  3. Step 3: Cross multiply
    584,563.60x = 876,870.90 × 185,233.78
  4. Step 4: Simplify right side
    584,563.60x = 162,426,111,379.00
  5. Step 5: Solve for x
    x = 162,426,111,379.00/584,563.60
  6. Step 6: Final answer
    x = 277,858.75

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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.