Home / 735,333.20-1,102,999.80-483,390.80

Finding the Fourth Proportional to 735,333.20, 1,102,999.80 and 483,390.80

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Solution

The fourth proportional to 735,333.20, 1,102,999.80 and 483,390.80 is: 725,086.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,333.20 : 1,102,999.80 = 483,390.80 : x
  2. Step 2: Convert to fraction form
    735,333.20/1,102,999.80 = 483,390.80/x
  3. Step 3: Cross multiply
    735,333.20x = 1,102,999.80 × 483,390.80
  4. Step 4: Simplify right side
    735,333.20x = 533,179,955,721.84
  5. Step 5: Solve for x
    x = 533,179,955,721.84/735,333.20
  6. Step 6: Final answer
    x = 725,086.20

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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.