Home / 769,396.32-1,060,795.44-497,003.04

Finding the Fourth Proportional to 769,396.32, 1,060,795.44 and 497,003.04

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Solution

The fourth proportional to 769,396.32, 1,060,795.44 and 497,003.04 is: 685,236.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,396.32 : 1,060,795.44 = 497,003.04 : x
  2. Step 2: Convert to fraction form
    769,396.32/1,060,795.44 = 497,003.04/x
  3. Step 3: Cross multiply
    769,396.32x = 1,060,795.44 × 497,003.04
  4. Step 4: Simplify right side
    769,396.32x = 527,218,558,498.14
  5. Step 5: Solve for x
    x = 527,218,558,498.14/769,396.32
  6. Step 6: Final answer
    x = 685,236.65

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.