Home / 374,523.62-516,495.18-238,415.67

Finding the Fourth Proportional to 374,523.62, 516,495.18 and 238,415.67

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Solution

The fourth proportional to 374,523.62, 516,495.18 and 238,415.67 is: 328,792.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,523.62 : 516,495.18 = 238,415.67 : x
  2. Step 2: Convert to fraction form
    374,523.62/516,495.18 = 238,415.67/x
  3. Step 3: Cross multiply
    374,523.62x = 516,495.18 × 238,415.67
  4. Step 4: Simplify right side
    374,523.62x = 123,140,545,285.53
  5. Step 5: Solve for x
    x = 123,140,545,285.53/374,523.62
  6. Step 6: Final answer
    x = 328,792.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.