Home / 731,857.80-1,097,786.70-616,384.20

Finding the Fourth Proportional to 731,857.80, 1,097,786.70 and 616,384.20

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Solution

The fourth proportional to 731,857.80, 1,097,786.70 and 616,384.20 is: 924,576.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,857.80 : 1,097,786.70 = 616,384.20 : x
  2. Step 2: Convert to fraction form
    731,857.80/1,097,786.70 = 616,384.20/x
  3. Step 3: Cross multiply
    731,857.80x = 1,097,786.70 × 616,384.20
  4. Step 4: Simplify right side
    731,857.80x = 676,658,376,850.14
  5. Step 5: Solve for x
    x = 676,658,376,850.14/731,857.80
  6. Step 6: Final answer
    x = 924,576.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.