Home / 850,914.30-1,276,371.45-535,986.30

Finding the Fourth Proportional to 850,914.30, 1,276,371.45 and 535,986.30

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Solution

The fourth proportional to 850,914.30, 1,276,371.45 and 535,986.30 is: 803,979.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,914.30 : 1,276,371.45 = 535,986.30 : x
  2. Step 2: Convert to fraction form
    850,914.30/1,276,371.45 = 535,986.30/x
  3. Step 3: Cross multiply
    850,914.30x = 1,276,371.45 × 535,986.30
  4. Step 4: Simplify right side
    850,914.30x = 684,117,610,911.14
  5. Step 5: Solve for x
    x = 684,117,610,911.14/850,914.30
  6. Step 6: Final answer
    x = 803,979.45

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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.