Home / 514,296.76-771,567.45-214,610.80

Finding the Fourth Proportional to 514,296.76, 771,567.45 and 214,610.80

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Solution

The fourth proportional to 514,296.76, 771,567.45 and 214,610.80 is: 321,967.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,296.76 : 771,567.45 = 214,610.80 : x
  2. Step 2: Convert to fraction form
    514,296.76/771,567.45 = 214,610.80/x
  3. Step 3: Cross multiply
    514,296.76x = 771,567.45 × 214,610.80
  4. Step 4: Simplify right side
    514,296.76x = 165,586,707,698.46
  5. Step 5: Solve for x
    x = 165,586,707,698.46/514,296.76
  6. Step 6: Final answer
    x = 321,967.24

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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.