Home / 976,596.90-1,347,672.33-540,996.30

Finding the Fourth Proportional to 976,596.90, 1,347,672.33 and 540,996.30

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Solution

The fourth proportional to 976,596.90, 1,347,672.33 and 540,996.30 is: 746,557.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,596.90 : 1,347,672.33 = 540,996.30 : x
  2. Step 2: Convert to fraction form
    976,596.90/1,347,672.33 = 540,996.30/x
  3. Step 3: Cross multiply
    976,596.90x = 1,347,672.33 × 540,996.30
  4. Step 4: Simplify right side
    976,596.90x = 729,085,744,142.38
  5. Step 5: Solve for x
    x = 729,085,744,142.38/976,596.90
  6. Step 6: Final answer
    x = 746,557.50

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.