Home / 721,554.33-1,082,027.01-216,187.17

Finding the Fourth Proportional to 721,554.33, 1,082,027.01 and 216,187.17

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Solution

The fourth proportional to 721,554.33, 1,082,027.01 and 216,187.17 is: 324,189.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,554.33 : 1,082,027.01 = 216,187.17 : x
  2. Step 2: Convert to fraction form
    721,554.33/1,082,027.01 = 216,187.17/x
  3. Step 3: Cross multiply
    721,554.33x = 1,082,027.01 × 216,187.17
  4. Step 4: Simplify right side
    721,554.33x = 233,920,357,155.46
  5. Step 5: Solve for x
    x = 233,920,357,155.46/721,554.33
  6. Step 6: Final answer
    x = 324,189.53

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Double scale
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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.