Home / 514,310.00-771,588.11-214,623.83

Finding the Fourth Proportional to 514,310.00, 771,588.11 and 214,623.83

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Solution

The fourth proportional to 514,310.00, 771,588.11 and 214,623.83 is: 321,987.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,310.00 : 771,588.11 = 214,623.83 : x
  2. Step 2: Convert to fraction form
    514,310.00/771,588.11 = 214,623.83/x
  3. Step 3: Cross multiply
    514,310.00x = 771,588.11 × 214,623.83
  4. Step 4: Simplify right side
    514,310.00x = 165,601,197,816.19
  5. Step 5: Solve for x
    x = 165,601,197,816.19/514,310.00
  6. Step 6: Final answer
    x = 321,987.13

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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.