Home / 349,171.41-522,723.72-215,622.27

Finding the Fourth Proportional to 349,171.41, 522,723.72 and 215,622.27

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Solution

The fourth proportional to 349,171.41, 522,723.72 and 215,622.27 is: 322,795.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,171.41 : 522,723.72 = 215,622.27 : x
  2. Step 2: Convert to fraction form
    349,171.41/522,723.72 = 215,622.27/x
  3. Step 3: Cross multiply
    349,171.41x = 522,723.72 × 215,622.27
  4. Step 4: Simplify right side
    349,171.41x = 112,710,875,089.24
  5. Step 5: Solve for x
    x = 112,710,875,089.24/349,171.41
  6. Step 6: Final answer
    x = 322,795.26

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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.