Home / 883,565.91-1,219,249.03-496,360.26

Finding the Fourth Proportional to 883,565.91, 1,219,249.03 and 496,360.26

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Solution

The fourth proportional to 883,565.91, 1,219,249.03 and 496,360.26 is: 684,936.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,565.91 : 1,219,249.03 = 496,360.26 : x
  2. Step 2: Convert to fraction form
    883,565.91/1,219,249.03 = 496,360.26/x
  3. Step 3: Cross multiply
    883,565.91x = 1,219,249.03 × 496,360.26
  4. Step 4: Simplify right side
    883,565.91x = 605,186,765,535.55
  5. Step 5: Solve for x
    x = 605,186,765,535.55/883,565.91
  6. Step 6: Final answer
    x = 684,936.75

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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.