Home / 769,486.56-1,061,340.72-540,095.04

Finding the Fourth Proportional to 769,486.56, 1,061,340.72 and 540,095.04

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Solution

The fourth proportional to 769,486.56, 1,061,340.72 and 540,095.04 is: 744,944.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,486.56 : 1,061,340.72 = 540,095.04 : x
  2. Step 2: Convert to fraction form
    769,486.56/1,061,340.72 = 540,095.04/x
  3. Step 3: Cross multiply
    769,486.56x = 1,061,340.72 × 540,095.04
  4. Step 4: Simplify right side
    769,486.56x = 573,224,858,622.03
  5. Step 5: Solve for x
    x = 573,224,858,622.03/769,486.56
  6. Step 6: Final answer
    x = 744,944.60

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1.5x scale

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.