Home / 859,539.20-1,185,796.68-537,029.60

Finding the Fourth Proportional to 859,539.20, 1,185,796.68 and 537,029.60

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Solution

The fourth proportional to 859,539.20, 1,185,796.68 and 537,029.60 is: 740,871.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,539.20 : 1,185,796.68 = 537,029.60 : x
  2. Step 2: Convert to fraction form
    859,539.20/1,185,796.68 = 537,029.60/x
  3. Step 3: Cross multiply
    859,539.20x = 1,185,796.68 × 537,029.60
  4. Step 4: Simplify right side
    859,539.20x = 636,807,916,741.73
  5. Step 5: Solve for x
    x = 636,807,916,741.73/859,539.20
  6. Step 6: Final answer
    x = 740,871.29

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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.