Home / 735,927.60-1,103,891.40-483,985.20

Finding the Fourth Proportional to 735,927.60, 1,103,891.40 and 483,985.20

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Solution

The fourth proportional to 735,927.60, 1,103,891.40 and 483,985.20 is: 725,977.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,927.60 : 1,103,891.40 = 483,985.20 : x
  2. Step 2: Convert to fraction form
    735,927.60/1,103,891.40 = 483,985.20/x
  3. Step 3: Cross multiply
    735,927.60x = 1,103,891.40 × 483,985.20
  4. Step 4: Simplify right side
    735,927.60x = 534,267,100,007.28
  5. Step 5: Solve for x
    x = 534,267,100,007.28/735,927.60
  6. Step 6: Final answer
    x = 725,977.80

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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.