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Finding the Fourth Proportional to 580,964.04, 871,489.53 and 160,236

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Solution

The fourth proportional to 580,964.04, 871,489.53 and 160,236 is: 240,365.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,964.04 : 871,489.53 = 160,236 : x
  2. Step 2: Convert to fraction form
    580,964.04/871,489.53 = 160,236/x
  3. Step 3: Cross multiply
    580,964.04x = 871,489.53 × 160,236
  4. Step 4: Simplify right side
    580,964.04x = 139,643,996,329.08
  5. Step 5: Solve for x
    x = 139,643,996,329.08/580,964.04
  6. Step 6: Final answer
    x = 240,365.99

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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.