Home / 804,544.70-1,206,817.05-243,607.10

Finding the Fourth Proportional to 804,544.70, 1,206,817.05 and 243,607.10

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Solution

The fourth proportional to 804,544.70, 1,206,817.05 and 243,607.10 is: 365,410.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,544.70 : 1,206,817.05 = 243,607.10 : x
  2. Step 2: Convert to fraction form
    804,544.70/1,206,817.05 = 243,607.10/x
  3. Step 3: Cross multiply
    804,544.70x = 1,206,817.05 × 243,607.10
  4. Step 4: Simplify right side
    804,544.70x = 293,989,201,781.06
  5. Step 5: Solve for x
    x = 293,989,201,781.06/804,544.70
  6. Step 6: Final answer
    x = 365,410.65

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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.