Home / 883,417.44-1,219,145.76-496,301.28

Finding the Fourth Proportional to 883,417.44, 1,219,145.76 and 496,301.28

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Solution

The fourth proportional to 883,417.44, 1,219,145.76 and 496,301.28 is: 684,912.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,417.44 : 1,219,145.76 = 496,301.28 : x
  2. Step 2: Convert to fraction form
    883,417.44/1,219,145.76 = 496,301.28/x
  3. Step 3: Cross multiply
    883,417.44x = 1,219,145.76 × 496,301.28
  4. Step 4: Simplify right side
    883,417.44x = 605,063,601,194.57
  5. Step 5: Solve for x
    x = 605,063,601,194.57/883,417.44
  6. Step 6: Final answer
    x = 684,912.45

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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.