Home / 770,714.04-1,063,552.68-426,517.78

Finding the Fourth Proportional to 770,714.04, 1,063,552.68 and 426,517.78

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Solution

The fourth proportional to 770,714.04, 1,063,552.68 and 426,517.78 is: 588,576.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,714.04 : 1,063,552.68 = 426,517.78 : x
  2. Step 2: Convert to fraction form
    770,714.04/1,063,552.68 = 426,517.78/x
  3. Step 3: Cross multiply
    770,714.04x = 1,063,552.68 × 426,517.78
  4. Step 4: Simplify right side
    770,714.04x = 453,624,124,330.69
  5. Step 5: Solve for x
    x = 453,624,124,330.69/770,714.04
  6. Step 6: Final answer
    x = 588,576.44

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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.