Home / 976,181.56-1,347,144.88-562,490.28

Finding the Fourth Proportional to 976,181.56, 1,347,144.88 and 562,490.28

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Solution

The fourth proportional to 976,181.56, 1,347,144.88 and 562,490.28 is: 776,244.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,181.56 : 1,347,144.88 = 562,490.28 : x
  2. Step 2: Convert to fraction form
    976,181.56/1,347,144.88 = 562,490.28/x
  3. Step 3: Cross multiply
    976,181.56x = 1,347,144.88 × 562,490.28
  4. Step 4: Simplify right side
    976,181.56x = 757,755,900,751.77
  5. Step 5: Solve for x
    x = 757,755,900,751.77/976,181.56
  6. Step 6: Final answer
    x = 776,244.84

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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.