Home / 970,827.93-1,339,687.91-535,230.83

Finding the Fourth Proportional to 970,827.93, 1,339,687.91 and 535,230.83

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Solution

The fourth proportional to 970,827.93, 1,339,687.91 and 535,230.83 is: 738,588.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,827.93 : 1,339,687.91 = 535,230.83 : x
  2. Step 2: Convert to fraction form
    970,827.93/1,339,687.91 = 535,230.83/x
  3. Step 3: Cross multiply
    970,827.93x = 1,339,687.91 × 535,230.83
  4. Step 4: Simplify right side
    970,827.93x = 717,042,276,697.56
  5. Step 5: Solve for x
    x = 717,042,276,697.56/970,827.93
  6. Step 6: Final answer
    x = 738,588.43

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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.