Home / 581,623.60-872,464.20-301,687.60

Finding the Fourth Proportional to 581,623.60, 872,464.20 and 301,687.60

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Solution

The fourth proportional to 581,623.60, 872,464.20 and 301,687.60 is: 452,546.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,623.60 : 872,464.20 = 301,687.60 : x
  2. Step 2: Convert to fraction form
    581,623.60/872,464.20 = 301,687.60/x
  3. Step 3: Cross multiply
    581,623.60x = 872,464.20 × 301,687.60
  4. Step 4: Simplify right side
    581,623.60x = 263,211,630,583.92
  5. Step 5: Solve for x
    x = 263,211,630,583.92/581,623.60
  6. Step 6: Final answer
    x = 452,546.34

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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.