Home / 731,858.80-1,097,788.20-616,385.20

Finding the Fourth Proportional to 731,858.80, 1,097,788.20 and 616,385.20

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Solution

The fourth proportional to 731,858.80, 1,097,788.20 and 616,385.20 is: 924,577.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,858.80 : 1,097,788.20 = 616,385.20 : x
  2. Step 2: Convert to fraction form
    731,858.80/1,097,788.20 = 616,385.20/x
  3. Step 3: Cross multiply
    731,858.80x = 1,097,788.20 × 616,385.20
  4. Step 4: Simplify right side
    731,858.80x = 676,660,399,214.64
  5. Step 5: Solve for x
    x = 676,660,399,214.64/731,858.80
  6. Step 6: Final answer
    x = 924,577.80

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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.