Home / 769,454.46-1,061,296.40-540,062.92

Finding the Fourth Proportional to 769,454.46, 1,061,296.40 and 540,062.92

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Solution

The fourth proportional to 769,454.46, 1,061,296.40 and 540,062.92 is: 744,900.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,454.46 : 1,061,296.40 = 540,062.92 : x
  2. Step 2: Convert to fraction form
    769,454.46/1,061,296.40 = 540,062.92/x
  3. Step 3: Cross multiply
    769,454.46x = 1,061,296.40 × 540,062.92
  4. Step 4: Simplify right side
    769,454.46x = 573,166,832,769.49
  5. Step 5: Solve for x
    x = 573,166,832,769.49/769,454.46
  6. Step 6: Final answer
    x = 744,900.27

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Double scale
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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.