Home / 976,374.92-1,347,388.54-546,662.23

Finding the Fourth Proportional to 976,374.92, 1,347,388.54 and 546,662.23

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Solution

The fourth proportional to 976,374.92, 1,347,388.54 and 546,662.23 is: 754,388.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,374.92 : 1,347,388.54 = 546,662.23 : x
  2. Step 2: Convert to fraction form
    976,374.92/1,347,388.54 = 546,662.23/x
  3. Step 3: Cross multiply
    976,374.92x = 1,347,388.54 × 546,662.23
  4. Step 4: Simplify right side
    976,374.92x = 736,566,419,217.72
  5. Step 5: Solve for x
    x = 736,566,419,217.72/976,374.92
  6. Step 6: Final answer
    x = 754,388.92

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Double scale
Find fourth proportional to 976,375.92, 1,347,389.92 and 546,663.23
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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.