Home / 1,104,259.20-1,656,388.80-356,305.20

Finding the Fourth Proportional to 1,104,259.20, 1,656,388.80 and 356,305.20

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Solution

The fourth proportional to 1,104,259.20, 1,656,388.80 and 356,305.20 is: 534,457.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,259.20 : 1,656,388.80 = 356,305.20 : x
  2. Step 2: Convert to fraction form
    1,104,259.20/1,656,388.80 = 356,305.20/x
  3. Step 3: Cross multiply
    1,104,259.20x = 1,656,388.80 × 356,305.20
  4. Step 4: Simplify right side
    1,104,259.20x = 590,179,942,661.76
  5. Step 5: Solve for x
    x = 590,179,942,661.76/1,104,259.20
  6. Step 6: Final answer
    x = 534,457.80

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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.