Home / 358,265.04-536,580.60-171,408.72

Finding the Fourth Proportional to 358,265.04, 536,580.60 and 171,408.72

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Solution

The fourth proportional to 358,265.04, 536,580.60 and 171,408.72 is: 256,722.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,265.04 : 536,580.60 = 171,408.72 : x
  2. Step 2: Convert to fraction form
    358,265.04/536,580.60 = 171,408.72/x
  3. Step 3: Cross multiply
    358,265.04x = 536,580.60 × 171,408.72
  4. Step 4: Simplify right side
    358,265.04x = 91,974,593,822.83
  5. Step 5: Solve for x
    x = 91,974,593,822.83/358,265.04
  6. Step 6: Final answer
    x = 256,722.21

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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.