Home / 804,522.06-1,206,840.69-243,600.30

Finding the Fourth Proportional to 804,522.06, 1,206,840.69 and 243,600.30

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Solution

The fourth proportional to 804,522.06, 1,206,840.69 and 243,600.30 is: 365,417.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,522.06 : 1,206,840.69 = 243,600.30 : x
  2. Step 2: Convert to fraction form
    804,522.06/1,206,840.69 = 243,600.30/x
  3. Step 3: Cross multiply
    804,522.06x = 1,206,840.69 × 243,600.30
  4. Step 4: Simplify right side
    804,522.06x = 293,986,754,136.21
  5. Step 5: Solve for x
    x = 293,986,754,136.21/804,522.06
  6. Step 6: Final answer
    x = 365,417.89

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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.