Home / 840,722.94-1,160,722.54-539,441.82

Finding the Fourth Proportional to 840,722.94, 1,160,722.54 and 539,441.82

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Solution

The fourth proportional to 840,722.94, 1,160,722.54 and 539,441.82 is: 744,766.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,722.94 : 1,160,722.54 = 539,441.82 : x
  2. Step 2: Convert to fraction form
    840,722.94/1,160,722.54 = 539,441.82/x
  3. Step 3: Cross multiply
    840,722.94x = 1,160,722.54 × 539,441.82
  4. Step 4: Simplify right side
    840,722.94x = 626,142,279,492.62
  5. Step 5: Solve for x
    x = 626,142,279,492.62/840,722.94
  6. Step 6: Final answer
    x = 744,766.50

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.